diff --git a/CHANGELOG.md b/CHANGELOG.md
index 600df2955..71c4f46f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@
 
 - Replace account scren with an account drop-down menu.
 - Replace confusing buttons with an new account-specific drop-down menu.
+## 3.9.5 2017-8-04
+
+- Improved phishing detection configuration update rate 
+
+## 3.9.4 2017-8-03
+
+- Fixed bug that prevented transactions from being rejected.
+
+## 3.9.3 2017-8-03
+
+- Add support for EGO ujo token
 - Continuously update blacklist for known phishing sites in background.
 - Automatically detect suspicious URLs too similar to common phishing targets, and blacklist them.
 
diff --git a/app/manifest.json b/app/manifest.json
index 591a07d0d..3b9194eb9 100644
--- a/app/manifest.json
+++ b/app/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "MetaMask",
   "short_name": "Metamask",
-  "version": "3.9.2",
+  "version": "3.9.5",
   "manifest_version": 2,
   "author": "https://metamask.io",
   "description": "Ethereum Browser Extension",
@@ -52,15 +52,6 @@
       ],
       "run_at": "document_start",
       "all_frames": true
-    },
-    {
-      "run_at": "document_start",
-      "matches": [
-        "http://*/*",
-        "https://*/*"
-      ],
-      "js": ["scripts/blacklister.js"],
-      "all_frames": true
     }
   ],
   "permissions": [
diff --git a/app/scripts/background.js b/app/scripts/background.js
index bc0fbdc37..f077ca7a8 100644
--- a/app/scripts/background.js
+++ b/app/scripts/background.js
@@ -11,7 +11,6 @@ const NotificationManager = require('./lib/notification-manager.js')
 const MetamaskController = require('./metamask-controller')
 const extension = require('extensionizer')
 const firstTimeState = require('./first-time-state')
-const isPhish = require('./lib/is-phish')
 
 const STORAGE_KEY = 'metamask-config'
 const METAMASK_DEBUG = 'GULP_METAMASK_DEBUG'
@@ -91,16 +90,12 @@ function setupController (initState) {
 
   extension.runtime.onConnect.addListener(connectRemote)
   function connectRemote (remotePort) {
-    if (remotePort.name === 'blacklister') {
-      return checkBlacklist(remotePort)
-    }
-
-    var isMetaMaskInternalProcess = remotePort.name === 'popup' || remotePort.name === 'notification'
-    var portStream = new PortStream(remotePort)
+    const isMetaMaskInternalProcess = remotePort.name === 'popup' || remotePort.name === 'notification'
+    const portStream = new PortStream(remotePort)
     if (isMetaMaskInternalProcess) {
       // communication with popup
       popupIsOpen = popupIsOpen || (remotePort.name === 'popup')
-      controller.setupTrustedCommunication(portStream, 'MetaMask', remotePort.name)
+      controller.setupTrustedCommunication(portStream, 'MetaMask')
       // record popup as closed
       if (remotePort.name === 'popup') {
         endOfStream(portStream, () => {
@@ -109,7 +104,7 @@ function setupController (initState) {
       }
     } else {
       // communication with page
-      var originDomain = urlUtil.parse(remotePort.sender.url).hostname
+      const originDomain = urlUtil.parse(remotePort.sender.url).hostname
       controller.setupUntrustedCommunication(portStream, originDomain)
     }
   }
@@ -126,7 +121,7 @@ function setupController (initState) {
   // plugin badge text
   function updateBadge () {
     var label = ''
-    var unapprovedTxCount = controller.txController.unapprovedTxCount
+    var unapprovedTxCount = controller.txController.getUnapprovedTxCount()
     var unapprovedMsgCount = controller.messageManager.unapprovedMsgCount
     var unapprovedPersonalMsgs = controller.personalMessageManager.unapprovedPersonalMsgCount
     var count = unapprovedTxCount + unapprovedMsgCount + unapprovedPersonalMsgs
@@ -140,27 +135,6 @@ function setupController (initState) {
   return Promise.resolve()
 }
 
-// Listen for new pages and return if blacklisted:
-function checkBlacklist (port) {
-  const handler = handleNewPageLoad.bind(null, port)
-  port.onMessage.addListener(handler)
-  setTimeout(() => {
-    port.onMessage.removeListener(handler)
-  }, 30000)
-}
-
-function handleNewPageLoad (port, message) {
-  const { pageLoaded } = message
-  if (!pageLoaded || !global.metamaskController) return
-
-  const state = global.metamaskController.getState()
-  const updatedBlacklist = state.blacklist
-
-  if (isPhish({ updatedBlacklist, hostname: pageLoaded })) {
-    port.postMessage({ 'blacklist': pageLoaded })
-  }
-}
-
 //
 // Etc...
 //
diff --git a/app/scripts/blacklister.js b/app/scripts/blacklister.js
deleted file mode 100644
index 37751b595..000000000
--- a/app/scripts/blacklister.js
+++ /dev/null
@@ -1,14 +0,0 @@
-const extension = require('extensionizer')
-
-var port = extension.runtime.connect({name: 'blacklister'})
-port.postMessage({ 'pageLoaded': window.location.hostname })
-port.onMessage.addListener(redirectIfBlacklisted)
-
-function redirectIfBlacklisted (response) {
-  const { blacklist } = response
-  const host = window.location.hostname
-  if (blacklist && blacklist === host) {
-    window.location.href = 'https://metamask.io/phishing.html'
-  }
-}
-
diff --git a/app/scripts/contentscript.js b/app/scripts/contentscript.js
index 291b922e8..6fde0edcd 100644
--- a/app/scripts/contentscript.js
+++ b/app/scripts/contentscript.js
@@ -37,28 +37,33 @@ function setupInjection () {
 
 function setupStreams () {
   // setup communication to page and plugin
-  var pageStream = new LocalMessageDuplexStream({
+  const pageStream = new LocalMessageDuplexStream({
     name: 'contentscript',
     target: 'inpage',
   })
   pageStream.on('error', console.error)
-  var pluginPort = extension.runtime.connect({name: 'contentscript'})
-  var pluginStream = new PortStream(pluginPort)
+  const pluginPort = extension.runtime.connect({ name: 'contentscript' })
+  const pluginStream = new PortStream(pluginPort)
   pluginStream.on('error', console.error)
 
   // forward communication plugin->inpage
   pageStream.pipe(pluginStream).pipe(pageStream)
 
   // setup local multistream channels
-  var mx = ObjectMultiplex()
+  const mx = ObjectMultiplex()
   mx.on('error', console.error)
   mx.pipe(pageStream).pipe(mx)
+  mx.pipe(pluginStream).pipe(mx)
 
   // connect ping stream
-  var pongStream = new PongStream({ objectMode: true })
+  const pongStream = new PongStream({ objectMode: true })
   pongStream.pipe(mx.createStream('pingpong')).pipe(pongStream)
 
-  // ignore unused channels (handled by background)
+  // connect phishing warning stream
+  const phishingStream = mx.createStream('phishing')
+  phishingStream.once('data', redirectToPhishingWarning)
+
+  // ignore unused channels (handled by background, inpage)
   mx.ignoreStream('provider')
   mx.ignoreStream('publicConfig')
 }
@@ -88,3 +93,8 @@ function suffixCheck () {
   }
   return true
 }
+
+function redirectToPhishingWarning () {
+  console.log('MetaMask - redirecting to phishing warning')
+  window.location.href = 'https://metamask.io/phishing.html'
+}
diff --git a/app/scripts/controllers/blacklist.js b/app/scripts/controllers/blacklist.js
new file mode 100644
index 000000000..dd671943f
--- /dev/null
+++ b/app/scripts/controllers/blacklist.js
@@ -0,0 +1,59 @@
+const ObservableStore = require('obs-store')
+const extend = require('xtend')
+const PhishingDetector = require('eth-phishing-detect/src/detector')
+
+// compute phishing lists
+const PHISHING_DETECTION_CONFIG = require('eth-phishing-detect/src/config.json')
+// every four minutes
+const POLLING_INTERVAL = 4 * 60 * 1000
+
+class BlacklistController {
+
+  constructor (opts = {}) {
+    const initState = extend({
+      phishing: PHISHING_DETECTION_CONFIG,
+    }, opts.initState)
+    this.store = new ObservableStore(initState)
+    // phishing detector
+    this._phishingDetector = null
+    this._setupPhishingDetector(initState.phishing)
+    // polling references
+    this._phishingUpdateIntervalRef = null
+  }
+
+  //
+  // PUBLIC METHODS
+  //
+
+  checkForPhishing (hostname) {
+    if (!hostname) return false
+    const { result } = this._phishingDetector.check(hostname)
+    return result
+  }
+
+  async updatePhishingList () {
+    const response = await fetch('https://api.infura.io/v2/blacklist')
+    const phishing = await response.json()
+    this.store.updateState({ phishing })
+    this._setupPhishingDetector(phishing)
+    return phishing
+  }
+
+  scheduleUpdates () {
+    if (this._phishingUpdateIntervalRef) return
+    this.updatePhishingList()
+    this._phishingUpdateIntervalRef = setInterval(() => {
+      this.updatePhishingList()
+    }, POLLING_INTERVAL)
+  }
+
+  //
+  // PRIVATE METHODS
+  //
+
+  _setupPhishingDetector (config) {
+    this._phishingDetector = new PhishingDetector(config)
+  }
+}
+
+module.exports = BlacklistController
diff --git a/app/scripts/controllers/infura.js b/app/scripts/controllers/infura.js
index 97b2ab7e3..10adb1004 100644
--- a/app/scripts/controllers/infura.js
+++ b/app/scripts/controllers/infura.js
@@ -1,16 +1,14 @@
 const ObservableStore = require('obs-store')
 const extend = require('xtend')
-const recentBlacklist = require('etheraddresslookup/blacklists/domains.json')
 
 // every ten minutes
-const POLLING_INTERVAL = 300000
+const POLLING_INTERVAL = 10 * 60 * 1000
 
 class InfuraController {
 
   constructor (opts = {}) {
     const initState = extend({
       infuraNetworkStatus: {},
-      blacklist: recentBlacklist,
     }, opts.initState)
     this.store = new ObservableStore(initState)
   }
@@ -32,24 +30,12 @@ class InfuraController {
       })
   }
 
-  updateLocalBlacklist () {
-    return fetch('https://api.infura.io/v1/blacklist')
-      .then(response => response.json())
-      .then((parsedResponse) => {
-        this.store.updateState({
-          blacklist: parsedResponse,
-        })
-        return parsedResponse
-      })
-  }
-
   scheduleInfuraNetworkCheck () {
     if (this.conversionInterval) {
       clearInterval(this.conversionInterval)
     }
     this.conversionInterval = setInterval(() => {
       this.checkInfuraNetworkStatus()
-      this.updateLocalBlacklist()
     }, POLLING_INTERVAL)
   }
 }
diff --git a/app/scripts/controllers/transactions.js b/app/scripts/controllers/transactions.js
index f71659042..308d43cb0 100644
--- a/app/scripts/controllers/transactions.js
+++ b/app/scripts/controllers/transactions.js
@@ -1,12 +1,10 @@
 const EventEmitter = require('events')
-const async = require('async')
 const extend = require('xtend')
 const clone = require('clone')
 const ObservableStore = require('obs-store')
 const ethUtil = require('ethereumjs-util')
-const pify = require('pify')
+const EthQuery = require('ethjs-query')
 const TxProviderUtil = require('../lib/tx-utils')
-const getStack = require('../lib/util').getStack
 const createId = require('../lib/random-id')
 const NonceTracker = require('../lib/nonce-tracker')
 
@@ -32,7 +30,7 @@ module.exports = class TransactionController extends EventEmitter {
         })
       },
     })
-    this.query = opts.ethQuery
+    this.query = new EthQuery(this.provider)
     this.txProviderUtils = new TxProviderUtil(this.query)
     this.blockTracker.on('rawBlock', this.checkForTxInBlock.bind(this))
     // this is a little messy but until ethstore has been either
@@ -61,13 +59,6 @@ module.exports = class TransactionController extends EventEmitter {
     return this.preferencesStore.getState().selectedAddress
   }
 
-  // Returns the tx list
-  getTxList () {
-    const network = this.getNetwork()
-    const fullTxList = this.getFullTxList()
-    return fullTxList.filter(txMeta => txMeta.metamaskNetworkId === network)
-  }
-
   // Returns the number of txs for the current network.
   getTxCount () {
     return this.getTxList().length
@@ -78,6 +69,56 @@ module.exports = class TransactionController extends EventEmitter {
     return this.store.getState().transactions
   }
 
+  getUnapprovedTxCount () {
+    return Object.keys(this.getUnapprovedTxList()).length
+  }
+
+  getPendingTxCount () {
+    return this.getTxsByMetaData('status', 'signed').length
+  }
+
+  // Returns the tx list
+  getTxList () {
+    const network = this.getNetwork()
+    const fullTxList = this.getFullTxList()
+    return this.getTxsByMetaData('metamaskNetworkId', network, fullTxList)
+  }
+
+  // gets tx by Id and returns it
+  getTx (txId) {
+    const txList = this.getTxList()
+    const txMeta = txList.find(txData => txData.id === txId)
+    return txMeta
+  }
+  getUnapprovedTxList () {
+    const txList = this.getTxList()
+    return txList.filter((txMeta) => txMeta.status === 'unapproved')
+    .reduce((result, tx) => {
+      result[tx.id] = tx
+      return result
+    }, {})
+  }
+
+  updateTx (txMeta) {
+    // create txMeta snapshot for history
+    const txMetaForHistory = clone(txMeta)
+    // dont include previous history in this snapshot
+    delete txMetaForHistory.history
+    // add snapshot to tx history
+    if (!txMeta.history) txMeta.history = []
+    txMeta.history.push(txMetaForHistory)
+
+    const txId = txMeta.id
+    const txList = this.getFullTxList()
+    const index = txList.findIndex(txData => txData.id === txId)
+    if (!txMeta.history) txMeta.history = []
+    txMeta.history.push(txMetaForHistory)
+
+    txList[index] = txMeta
+    this._saveTxList(txList)
+    this.emit('update')
+  }
+
   // Adds a tx to the txlist
   addTx (txMeta) {
     const txCount = this.getTxCount()
@@ -91,7 +132,7 @@ module.exports = class TransactionController extends EventEmitter {
     // or rejected tx's.
     // not tx's that are pending or unapproved
     if (txCount > txHistoryLimit - 1) {
-      var index = fullTxList.findIndex((metaTx) => ((metaTx.status === 'confirmed' || metaTx.status === 'rejected') && network === txMeta.metamaskNetworkId))
+      const index = fullTxList.findIndex((metaTx) => ((metaTx.status === 'confirmed' || metaTx.status === 'rejected') && network === txMeta.metamaskNetworkId))
       fullTxList.splice(index, 1)
     }
     fullTxList.push(txMeta)
@@ -109,92 +150,59 @@ module.exports = class TransactionController extends EventEmitter {
     this.emit(`${txMeta.id}:unapproved`, txMeta)
   }
 
-  // gets tx by Id and returns it
-  getTx (txId, cb) {
-    var txList = this.getTxList()
-    var txMeta = txList.find(txData => txData.id === txId)
-    return cb ? cb(txMeta) : txMeta
-  }
-
-  //
-  updateTx (txMeta) {
-    // create txMeta snapshot for history
-    const txMetaForHistory = clone(txMeta)
-    // dont include previous history in this snapshot
-    delete txMetaForHistory.history
-    // add stack to help understand why tx was updated
-    txMetaForHistory.stack = getStack()
-    // add snapshot to tx history
-    if (!txMeta.history) txMeta.history = []
-    txMeta.history.push(txMetaForHistory)
-
-    // update the tx
-    var txId = txMeta.id
-    var txList = this.getFullTxList()
-    var index = txList.findIndex(txData => txData.id === txId)
-    txList[index] = txMeta
-    this._saveTxList(txList)
-    this.emit('update')
-  }
-
-  get unapprovedTxCount () {
-    return Object.keys(this.getUnapprovedTxList()).length
-  }
-
-  get pendingTxCount () {
-    return this.getTxsByMetaData('status', 'signed').length
-  }
-
-  addUnapprovedTransaction (txParams, done) {
-    let txMeta = {}
-    async.waterfall([
-      // validate
-      (cb) => this.txProviderUtils.validateTxParams(txParams, cb),
-      // construct txMeta
-      (cb) => {
-        txMeta = {
-          id: createId(),
-          time: (new Date()).getTime(),
-          status: 'unapproved',
-          metamaskNetworkId: this.getNetwork(),
-          txParams: txParams,
-          history: [],
+  async newUnapprovedTransaction (txParams) {
+    log.debug(`MetaMaskController newUnapprovedTransaction ${JSON.stringify(txParams)}`)
+    const txMeta = await this.addUnapprovedTransaction(txParams)
+    this.emit('newUnaprovedTx', txMeta)
+    // listen for tx completion (success, fail)
+    return new Promise((resolve, reject) => {
+      this.once(`${txMeta.id}:finished`, (completedTx) => {
+        switch (completedTx.status) {
+          case 'submitted':
+            return resolve(completedTx.hash)
+          case 'rejected':
+            return reject(new Error('MetaMask Tx Signature: User denied transaction signature.'))
+          default:
+            return reject(new Error(`MetaMask Tx Signature: Unknown problem: ${JSON.stringify(completedTx.txParams)}`))
         }
-        cb()
-      },
-      // add default tx params
-      (cb) => this.addTxDefaults(txMeta, cb),
-      // save txMeta
-      (cb) => {
-        this.addTx(txMeta)
-        cb(null, txMeta)
-      },
-    ], done)
+      })
+    })
   }
 
-  addTxDefaults (txMeta, cb) {
+  async addUnapprovedTransaction (txParams) {
+    // validate
+    await this.txProviderUtils.validateTxParams(txParams)
+    // construct txMeta
+    const txMeta = {
+      id: createId(),
+      time: (new Date()).getTime(),
+      status: 'unapproved',
+      metamaskNetworkId: this.getNetwork(),
+      txParams: txParams,
+      history: [],
+    }
+    // add default tx params
+    await this.addTxDefaults(txMeta)
+    // save txMeta
+    this.addTx(txMeta)
+    return txMeta
+  }
+
+  async addTxDefaults (txMeta) {
     const txParams = txMeta.txParams
     // ensure value
     txParams.value = txParams.value || '0x0'
     if (!txParams.gasPrice) {
-      this.query.gasPrice((err, gasPrice) => {
-
-        if (err) return cb(err)
-        // set gasPrice
-        txParams.gasPrice = gasPrice
-      })
+      const gasPrice = await this.query.gasPrice()
+      txParams.gasPrice = gasPrice
     }
     // set gasLimit
-    this.txProviderUtils.analyzeGasUsage(txMeta, cb)
+    return await this.txProviderUtils.analyzeGasUsage(txMeta)
   }
 
-  getUnapprovedTxList () {
-    var txList = this.getTxList()
-    return txList.filter((txMeta) => txMeta.status === 'unapproved')
-    .reduce((result, tx) => {
-      result[tx.id] = tx
-      return result
-    }, {})
+  async updateAndApproveTransaction (txMeta) {
+    this.updateTx(txMeta)
+    await this.approveTransaction(txMeta.id)
   }
 
   async approveTransaction (txId) {
@@ -230,16 +238,33 @@ module.exports = class TransactionController extends EventEmitter {
     }
   }
 
-  cancelTransaction (txId, cb = warn) {
-    this.setTxStatusRejected(txId)
-    cb()
+  async signTransaction (txId) {
+    const txMeta = this.getTx(txId)
+    const txParams = txMeta.txParams
+    const fromAddress = txParams.from
+    // add network/chain id
+    txParams.chainId = this.getChainId()
+    const ethTx = this.txProviderUtils.buildEthTxFromParams(txParams)
+    await this.signEthTx(ethTx, fromAddress)
+    this.setTxStatusSigned(txMeta.id)
+    const rawTx = ethUtil.bufferToHex(ethTx.serialize())
+    return rawTx
   }
 
-  async updateAndApproveTransaction (txMeta) {
+  async publishTransaction (txId, rawTx) {
+    const txMeta = this.getTx(txId)
+    txMeta.rawTx = rawTx
     this.updateTx(txMeta)
-    await this.approveTransaction(txMeta.id)
+    const txHash = await this.txProviderUtils.publishTransaction(rawTx)
+    this.setTxHash(txId, txHash)
+    this.setTxStatusSubmitted(txId)
   }
 
+  async cancelTransaction (txId) {
+    this.setTxStatusRejected(txId)
+  }
+
+
   getChainId () {
     const networkState = this.networkStore.getState()
     const getChainId = parseInt(networkState)
@@ -250,30 +275,6 @@ module.exports = class TransactionController extends EventEmitter {
     }
   }
 
-  async signTransaction (txId) {
-    const txMeta = this.getTx(txId)
-    const txParams = txMeta.txParams
-    const fromAddress = txParams.from
-    // add network/chain id
-    txParams.chainId = this.getChainId()
-    const ethTx = this.txProviderUtils.buildEthTxFromParams(txParams)
-    const rawTx = await this.signEthTx(ethTx, fromAddress).then(() => {
-      this.setTxStatusSigned(txMeta.id)
-      return ethUtil.bufferToHex(ethTx.serialize())
-    })
-    return rawTx
-  }
-
-  async publishTransaction (txId, rawTx) {
-    const txMeta = this.getTx(txId)
-    txMeta.rawTx = rawTx
-    this.updateTx(txMeta)
-    await this.txProviderUtils.publishTransaction(rawTx).then((txHash) => {
-      this.setTxHash(txId, txHash)
-      this.setTxStatusSubmitted(txId)
-    })
-  }
-
   // receives a txHash records the tx as signed
   setTxHash (txId, txHash) {
     // Add the tx hash to the persisted meta-tx object
@@ -284,7 +285,7 @@ module.exports = class TransactionController extends EventEmitter {
 
   /*
   Takes an object of fields to search for eg:
-  var thingsToLookFor = {
+  let thingsToLookFor = {
     to: '0x0..',
     from: '0x0..',
     status: 'signed',
@@ -307,7 +308,7 @@ module.exports = class TransactionController extends EventEmitter {
   and that have been 'confirmed'
   */
   getFilteredTxList (opts) {
-    var filteredTxList
+    let filteredTxList
     Object.keys(opts).forEach((key) => {
       filteredTxList = this.getTxsByMetaData(key, opts[key], filteredTxList)
     })
@@ -368,7 +369,7 @@ module.exports = class TransactionController extends EventEmitter {
   // merges txParams obj onto txData.txParams
   // use extend to ensure that all fields are filled
   updateTxParams (txId, txParams) {
-    var txMeta = this.getTx(txId)
+    const txMeta = this.getTx(txId)
     txMeta.txParams = extend(txMeta.txParams, txParams)
     this.updateTx(txMeta)
   }
@@ -376,20 +377,19 @@ module.exports = class TransactionController extends EventEmitter {
   //  checks if a signed tx is in a block and
   // if included sets the tx status as 'confirmed'
   checkForTxInBlock (block) {
-    var signedTxList = this.getFilteredTxList({status: 'submitted'})
+    const signedTxList = this.getFilteredTxList({status: 'submitted'})
     if (!signedTxList.length) return
     signedTxList.forEach((txMeta) => {
-      var txHash = txMeta.hash
-      var txId = txMeta.id
+      const txHash = txMeta.hash
+      const txId = txMeta.id
 
       if (!txHash) {
-        return this.setTxStatusFailed(txId, {
-          stack: 'checkForTxInBlock: custom tx-controller error message',
-          errCode: 'No hash was provided',
-          message: 'We had an error while submitting this transaction, please try again.',
-        })
+        const noTxHashErr = new Error('We had an error while submitting this transaction, please try again.')
+        noTxHashErr.name = 'NoTxHashError'
+        this.setTxStatusFailed(txId, noTxHashErr)
       }
 
+
       block.transactions.forEach((tx) => {
         if (tx.hash === txHash) this.setTxStatusConfirmed(txId)
       })
@@ -407,44 +407,6 @@ module.exports = class TransactionController extends EventEmitter {
     if (diff > 1) this._checkPendingTxs()
   }
 
-  // PRIVATE METHODS
-
-  //  Should find the tx in the tx list and
-  //  update it.
-  //  should set the status in txData
-  //    - `'unapproved'` the user has not responded
-  //    - `'rejected'` the user has responded no!
-  //    - `'approved'` the user has approved the tx
-  //    - `'signed'` the tx is signed
-  //    - `'submitted'` the tx is sent to a server
-  //    - `'confirmed'` the tx has been included in a block.
-  //    - `'failed'` the tx failed for some reason, included on tx data.
-  _setTxStatus (txId, status) {
-    var txMeta = this.getTx(txId)
-    txMeta.status = status
-    this.emit(`${txMeta.id}:${status}`, txId)
-    if (status === 'submitted' || status === 'rejected') {
-      this.emit(`${txMeta.id}:finished`, txMeta)
-    }
-    this.updateTx(txMeta)
-    this.emit('updateBadge')
-  }
-
-  // Saves the new/updated txList.
-  // Function is intended only for internal use
-  _saveTxList (transactions) {
-    this.store.updateState({ transactions })
-  }
-
-  _updateMemstore () {
-    const unapprovedTxs = this.getUnapprovedTxList()
-    const selectedAddressTxList = this.getFilteredTxList({
-      from: this.getSelectedAddress(),
-      metamaskNetworkId: this.getNetwork(),
-    })
-    this.memStore.updateState({ unapprovedTxs, selectedAddressTxList })
-  }
-
   resubmitPendingTxs () {
     const pending = this.getTxsByMetaData('status', 'submitted')
     // only try resubmitting if their are transactions to resubmit
@@ -478,6 +440,49 @@ module.exports = class TransactionController extends EventEmitter {
     }))
   }
 
+
+/* _____________________________________
+|                                      |
+|           PRIVATE METHODS            |
+|______________________________________*/
+
+
+  //  Should find the tx in the tx list and
+  //  update it.
+  //  should set the status in txData
+  //    - `'unapproved'` the user has not responded
+  //    - `'rejected'` the user has responded no!
+  //    - `'approved'` the user has approved the tx
+  //    - `'signed'` the tx is signed
+  //    - `'submitted'` the tx is sent to a server
+  //    - `'confirmed'` the tx has been included in a block.
+  //    - `'failed'` the tx failed for some reason, included on tx data.
+  _setTxStatus (txId, status) {
+    const txMeta = this.getTx(txId)
+    txMeta.status = status
+    this.emit(`${txMeta.id}:${status}`, txId)
+    if (status === 'submitted' || status === 'rejected') {
+      this.emit(`${txMeta.id}:finished`, txMeta)
+    }
+    this.updateTx(txMeta)
+    this.emit('updateBadge')
+  }
+
+  // Saves the new/updated txList.
+  // Function is intended only for internal use
+  _saveTxList (transactions) {
+    this.store.updateState({ transactions })
+  }
+
+  _updateMemstore () {
+    const unapprovedTxs = this.getUnapprovedTxList()
+    const selectedAddressTxList = this.getFilteredTxList({
+      from: this.getSelectedAddress(),
+      metamaskNetworkId: this.getNetwork(),
+    })
+    this.memStore.updateState({ unapprovedTxs, selectedAddressTxList })
+  }
+
   async _resubmitTx (txMeta) {
     const address = txMeta.txParams.from
     const balance = this.ethStore.getState().accounts[address].balance
@@ -524,17 +529,14 @@ module.exports = class TransactionController extends EventEmitter {
     // extra check in case there was an uncaught error during the
     // signature and submission process
     if (!txHash) {
-      this.setTxStatusFailed(txId, {
-        stack: '_checkPendingTxs: custom tx-controller error message',
-        errCode: 'No hash was provided',
-        message: 'We had an error while submitting this transaction, please try again.',
-      })
-      return
+      const noTxHashErr = new Error('We had an error while submitting this transaction, please try again.')
+      noTxHashErr.name = 'NoTxHashError'
+      this.setTxStatusFailed(txId, noTxHashErr)
     }
     // get latest transaction status
     let txParams
     try {
-      txParams = await pify((cb) => this.query.getTransactionByHash(txHash, cb))()
+      txParams = await this.query.getTransactionByHash(txHash)
       if (!txParams) return
       if (txParams.blockNumber) {
         this.setTxStatusConfirmed(txId)
@@ -547,12 +549,8 @@ module.exports = class TransactionController extends EventEmitter {
           message: 'There was a problem loading this transaction.',
         }
         this.updateTx(txMeta)
-        log.error(err)
+        throw err
       }
     }
   }
-
-}
-
-
-const warn = () => log.warn('warn was used no cb provided')
+}
\ No newline at end of file
diff --git a/app/scripts/lib/inpage-provider.js b/app/scripts/lib/inpage-provider.js
index 8b8623974..fd032a673 100644
--- a/app/scripts/lib/inpage-provider.js
+++ b/app/scripts/lib/inpage-provider.js
@@ -26,6 +26,9 @@ function MetamaskInpageProvider (connectionStream) {
     (err) => logStreamDisconnectWarning('MetaMask PublicConfigStore', err)
   )
 
+  // ignore phishing warning message (handled elsewhere)
+  multiStream.ignoreStream('phishing') 
+
   // connect to async provider
   const asyncProvider = self.asyncProvider = new StreamProvider()
   pipe(
diff --git a/app/scripts/lib/is-phish.js b/app/scripts/lib/is-phish.js
deleted file mode 100644
index 68c09e4ac..000000000
--- a/app/scripts/lib/is-phish.js
+++ /dev/null
@@ -1,38 +0,0 @@
-const levenshtein = require('fast-levenshtein')
-const blacklistedMetaMaskDomains = ['metamask.com']
-let blacklistedDomains = require('etheraddresslookup/blacklists/domains.json').concat(blacklistedMetaMaskDomains)
-const whitelistedMetaMaskDomains = ['metamask.io', 'www.metamask.io']
-const whitelistedDomains = require('etheraddresslookup/whitelists/domains.json').concat(whitelistedMetaMaskDomains)
-const LEVENSHTEIN_TOLERANCE = 4
-const LEVENSHTEIN_CHECKS = ['myetherwallet', 'myetheroll', 'ledgerwallet', 'metamask']
-
-
-// credit to @sogoiii and @409H for their help!
-// Return a boolean on whether or not a phish is detected.
-function isPhish({ hostname, updatedBlacklist = null }) {
-  var strCurrentTab = hostname
-
-  // check if the domain is part of the whitelist.
-  if (whitelistedDomains && whitelistedDomains.includes(strCurrentTab)) { return false }
-
-  // Allow updating of blacklist:
-  if (updatedBlacklist) {
-    blacklistedDomains = blacklistedDomains.concat(updatedBlacklist)
-  }
-
-  // check if the domain is part of the blacklist.
-  const isBlacklisted = blacklistedDomains && blacklistedDomains.includes(strCurrentTab)
-
-  // check for similar values.
-  let levenshteinMatched = false
-  var levenshteinForm = strCurrentTab.replace(/\./g, '')
-  LEVENSHTEIN_CHECKS.forEach((element) => {
-    if (levenshtein.get(element, levenshteinForm) <= LEVENSHTEIN_TOLERANCE) {
-      levenshteinMatched = true
-    }
-  })
-
-  return isBlacklisted || levenshteinMatched
-}
-
-module.exports = isPhish
diff --git a/app/scripts/lib/nodeify.js b/app/scripts/lib/nodeify.js
index 299bfe624..832d6c6d3 100644
--- a/app/scripts/lib/nodeify.js
+++ b/app/scripts/lib/nodeify.js
@@ -1,9 +1,10 @@
 const promiseToCallback = require('promise-to-callback')
 
-module.exports = function(fn, context) {
+module.exports = function nodeify (fn, context) {
   return function(){
     const args = [].slice.call(arguments)
     const callback = args.pop()
+    if (typeof callback !== 'function') throw new Error('callback is not a function')
     promiseToCallback(fn.apply(context, args))(callback)
   }
 }
diff --git a/app/scripts/lib/obj-multiplex.js b/app/scripts/lib/obj-multiplex.js
index bd114c394..0034febe0 100644
--- a/app/scripts/lib/obj-multiplex.js
+++ b/app/scripts/lib/obj-multiplex.js
@@ -5,12 +5,16 @@ module.exports = ObjectMultiplex
 function ObjectMultiplex (opts) {
   opts = opts || {}
   // create multiplexer
-  var mx = through.obj(function (chunk, enc, cb) {
-    var name = chunk.name
-    var data = chunk.data
-    var substream = mx.streams[name]
+  const mx = through.obj(function (chunk, enc, cb) {
+    const name = chunk.name
+    const data = chunk.data
+    if (!name) {
+      console.warn(`ObjectMultiplex - Malformed chunk without name "${chunk}"`)
+      return cb()
+    }
+    const substream = mx.streams[name]
     if (!substream) {
-      console.warn(`orphaned data for stream "${name}"`)
+      console.warn(`ObjectMultiplex - orphaned data for stream "${name}"`)
     } else {
       if (substream.push) substream.push(data)
     }
@@ -19,7 +23,7 @@ function ObjectMultiplex (opts) {
   mx.streams = {}
   // create substreams
   mx.createStream = function (name) {
-    var substream = mx.streams[name] = through.obj(function (chunk, enc, cb) {
+    const substream = mx.streams[name] = through.obj(function (chunk, enc, cb) {
       mx.push({
         name: name,
         data: chunk,
diff --git a/app/scripts/lib/tx-utils.js b/app/scripts/lib/tx-utils.js
index 8f6943937..3687a9652 100644
--- a/app/scripts/lib/tx-utils.js
+++ b/app/scripts/lib/tx-utils.js
@@ -1,4 +1,3 @@
-const async = require('async')
 const ethUtil = require('ethereumjs-util')
 const Transaction = require('ethereumjs-tx')
 const normalize = require('eth-sig-util').normalize
@@ -10,24 +9,19 @@ its passed ethquery
 and used to do things like calculate gas of a tx.
 */
 
-module.exports = class txProviderUtils {
-
+module.exports = class txProvideUtils {
   constructor (ethQuery) {
     this.query = ethQuery
   }
 
-  analyzeGasUsage (txMeta, cb) {
-    var self = this
-    this.query.getBlockByNumber('latest', true, (err, block) => {
-      if (err) return cb(err)
-      async.waterfall([
-        self.estimateTxGas.bind(self, txMeta, block.gasLimit),
-        self.setTxGas.bind(self, txMeta, block.gasLimit),
-      ], cb)
-    })
+  async analyzeGasUsage (txMeta) {
+    const block = await this.query.getBlockByNumber('latest', true)
+    const estimatedGasHex = await this.estimateTxGas(txMeta, block.gasLimit)
+    this.setTxGas(txMeta, block.gasLimit, estimatedGasHex)
+    return txMeta
   }
 
-  estimateTxGas (txMeta, blockGasLimitHex, cb) {
+  async estimateTxGas (txMeta, blockGasLimitHex) {
     const txParams = txMeta.txParams
     // check if gasLimit is already specified
     txMeta.gasLimitSpecified = Boolean(txParams.gas)
@@ -38,10 +32,10 @@ module.exports = class txProviderUtils {
       txParams.gas = bnToHex(saferGasLimitBN)
     }
     // run tx, see if it will OOG
-    this.query.estimateGas(txParams, cb)
+    return this.query.estimateGas(txParams)
   }
 
-  setTxGas (txMeta, blockGasLimitHex, estimatedGasHex, cb) {
+  setTxGas (txMeta, blockGasLimitHex, estimatedGasHex) {
     txMeta.estimatedGas = estimatedGasHex
     const txParams = txMeta.txParams
 
@@ -49,14 +43,12 @@ module.exports = class txProviderUtils {
     // use original specified amount
     if (txMeta.gasLimitSpecified) {
       txMeta.estimatedGas = txParams.gas
-      cb()
       return
     }
     // if gasLimit not originally specified,
     // try adding an additional gas buffer to our estimation for safety
     const recommendedGasHex = this.addGasBuffer(txMeta.estimatedGas, blockGasLimitHex)
     txParams.gas = recommendedGasHex
-    cb()
     return
   }
 
@@ -74,22 +66,6 @@ module.exports = class txProviderUtils {
     return bnToHex(upperGasLimitBn)
   }
 
-  fillInTxParams (txParams, cb) {
-    const fromAddress = txParams.from
-    const reqs = {}
-
-    if (isUndef(txParams.gas)) reqs.gas = (cb) => this.query.estimateGas(txParams, cb)
-    if (isUndef(txParams.gasPrice)) reqs.gasPrice = (cb) => this.query.gasPrice(cb)
-    if (isUndef(txParams.nonce)) reqs.nonce = (cb) => this.query.getTransactionCount(fromAddress, 'pending', cb)
-
-    async.parallel(reqs, function (err, result) {
-      if (err) return cb(err)
-      // write results to txParams obj
-      Object.assign(txParams, result)
-      cb()
-    })
-  }
-
   // builds ethTx from txParams object
   buildEthTxFromParams (txParams) {
     // normalize values
@@ -106,20 +82,13 @@ module.exports = class txProviderUtils {
     return ethTx
   }
 
-  publishTransaction (rawTx) {
-    return new Promise((resolve, reject) => {
-      this.query.sendRawTransaction(rawTx, (err, ress) => {
-        if (err) reject(err)
-        else resolve(ress)
-      })
-    })
+  async publishTransaction (rawTx) {
+    return await this.query.sendRawTransaction(rawTx)
   }
 
-  validateTxParams (txParams, cb) {
+  async validateTxParams (txParams) {
     if (('value' in txParams) && txParams.value.indexOf('-') === 0) {
-      cb(new Error(`Invalid transaction value of ${txParams.value} not a positive number.`))
-    } else {
-      cb()
+      throw new Error(`Invalid transaction value of ${txParams.value} not a positive number.`)
     }
   }
 
@@ -137,10 +106,6 @@ module.exports = class txProviderUtils {
 
 // util
 
-function isUndef (value) {
-  return value === undefined
-}
-
 function bnToHex (inputBn) {
   return ethUtil.addHexPrefix(inputBn.toString(16))
 }
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 11dcde2c1..a007d6fc5 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -16,6 +16,7 @@ const NoticeController = require('./notice-controller')
 const ShapeShiftController = require('./controllers/shapeshift')
 const AddressBookController = require('./controllers/address-book')
 const InfuraController = require('./controllers/infura')
+const BlacklistController = require('./controllers/blacklist')
 const MessageManager = require('./lib/message-manager')
 const PersonalMessageManager = require('./lib/personal-message-manager')
 const TransactionController = require('./controllers/transactions')
@@ -69,6 +70,10 @@ module.exports = class MetamaskController extends EventEmitter {
     })
     this.infuraController.scheduleInfuraNetworkCheck()
 
+    this.blacklistController = new BlacklistController({
+      initState: initState.BlacklistController,
+    })
+    this.blacklistController.scheduleUpdates()
 
     // rpc provider
     this.provider = this.initializeProvider()
@@ -108,6 +113,7 @@ module.exports = class MetamaskController extends EventEmitter {
       ethQuery: this.ethQuery,
       ethStore: this.ethStore,
     })
+    this.txController.on('newUnaprovedTx', opts.showUnapprovedTx.bind(opts))
 
     // notices
     this.noticeController = new NoticeController({
@@ -151,6 +157,9 @@ module.exports = class MetamaskController extends EventEmitter {
     this.networkController.store.subscribe((state) => {
       this.store.updateState({ NetworkController: state })
     })
+    this.blacklistController.store.subscribe((state) => {
+      this.store.updateState({ BlacklistController: state })
+    })
     this.infuraController.store.subscribe((state) => {
       this.store.updateState({ InfuraController: state })
     })
@@ -195,7 +204,7 @@ module.exports = class MetamaskController extends EventEmitter {
         cb(null, result)
       },
       // tx signing
-      processTransaction: (txParams, cb) => this.newUnapprovedTransaction(txParams, cb),
+      processTransaction: nodeify(async (txParams) => await this.txController.newUnapprovedTransaction(txParams), this),
       // old style msg signing
       processMessage: this.newUnsignedMessage.bind(this),
 
@@ -308,7 +317,7 @@ module.exports = class MetamaskController extends EventEmitter {
       exportAccount: nodeify(keyringController.exportAccount, keyringController),
 
       // txController
-      cancelTransaction: txController.cancelTransaction.bind(txController),
+      cancelTransaction: nodeify(txController.cancelTransaction, txController),
       updateAndApproveTransaction: nodeify(txController.updateAndApproveTransaction, txController),
 
       // messageManager
@@ -326,8 +335,15 @@ module.exports = class MetamaskController extends EventEmitter {
   }
 
   setupUntrustedCommunication (connectionStream, originDomain) {
+    // Check if new connection is blacklisted
+    if (this.blacklistController.checkForPhishing(originDomain)) {
+      console.log('MetaMask - sending phishing warning for', originDomain)
+      this.sendPhishingWarning(connectionStream, originDomain)
+      return
+    }
+
     // setup multiplexing
-    var mx = setupMultiplex(connectionStream)
+    const mx = setupMultiplex(connectionStream)
     // connect features
     this.setupProviderConnection(mx.createStream('provider'), originDomain)
     this.setupPublicConfig(mx.createStream('publicConfig'))
@@ -335,12 +351,18 @@ module.exports = class MetamaskController extends EventEmitter {
 
   setupTrustedCommunication (connectionStream, originDomain) {
     // setup multiplexing
-    var mx = setupMultiplex(connectionStream)
+    const mx = setupMultiplex(connectionStream)
     // connect features
     this.setupControllerConnection(mx.createStream('controller'))
     this.setupProviderConnection(mx.createStream('provider'), originDomain)
   }
 
+  sendPhishingWarning (connectionStream, hostname) {
+    const mx = setupMultiplex(connectionStream)
+    const phishingStream = mx.createStream('phishing')
+    phishingStream.write({ hostname })
+  }
+
   setupControllerConnection (outStream) {
     const api = this.getApi()
     const dnode = Dnode(api)
@@ -440,27 +462,6 @@ module.exports = class MetamaskController extends EventEmitter {
   // Identity Management
   //
 
-  newUnapprovedTransaction (txParams, cb) {
-    log.debug(`MetaMaskController newUnapprovedTransaction ${JSON.stringify(txParams)}`)
-    const self = this
-    self.txController.addUnapprovedTransaction(txParams, (err, txMeta) => {
-      if (err) return cb(err)
-      self.sendUpdate()
-      self.opts.showUnapprovedTx(txMeta)
-      // listen for tx completion (success, fail)
-      self.txController.once(`${txMeta.id}:finished`, (completedTx) => {
-        switch (completedTx.status) {
-          case 'submitted':
-            return cb(null, completedTx.hash)
-          case 'rejected':
-            return cb(new Error('MetaMask Tx Signature: User denied transaction signature.'))
-          default:
-            return cb(new Error(`MetaMask Tx Signature: Unknown problem: ${JSON.stringify(completedTx.txParams)}`))
-        }
-      })
-    })
-  }
-
   newUnsignedMessage (msgParams, cb) {
     const msgId = this.messageManager.addUnapprovedMessage(msgParams)
     this.sendUpdate()
@@ -646,6 +647,4 @@ module.exports = class MetamaskController extends EventEmitter {
       return Promise.resolve(rpcTarget)
     })
   }
-
-
-}
+}
\ No newline at end of file
diff --git a/gulpfile.js b/gulpfile.js
index 8e008377d..f351c2e2f 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -168,7 +168,6 @@ gulp.task('lint', function () {
 const jsFiles = [
   'inpage',
   'contentscript',
-  'blacklister',
   'background',
   'popup',
 ]
diff --git a/package.json b/package.json
index 5449c1fd8..bf3f316dd 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "start": "npm run dev",
     "dev": "gulp dev --debug",
     "disc": "gulp disc --debug",
-    "clear": "rm -rf node_modules/eth-contract-metadata && rm -rf node_modules/etheraddresslookup",
+    "clear": "rm -rf node_modules/eth-contract-metadata && rm -rf node_modules/eth-phishing-detect",
     "dist": "npm run clear && npm install && gulp dist",
     "test": "npm run lint && npm run test-unit && npm run test-integration",
     "test-unit": "METAMASK_ENV=test mocha --require test/helper.js --recursive \"test/unit/**/*.js\"",
@@ -68,15 +68,16 @@
     "eth-bin-to-ops": "^1.0.1",
     "eth-contract-metadata": "^1.1.4",
     "eth-hd-keyring": "^1.1.1",
+    "eth-phishing-detect": "^1.1.4",
     "eth-query": "^2.1.2",
     "eth-sig-util": "^1.2.2",
     "eth-simple-keyring": "^1.1.1",
     "eth-token-tracker": "^1.1.2",
-    "etheraddresslookup": "github:409H/EtherAddressLookup",
     "ethereumjs-tx": "^1.3.0",
     "ethereumjs-util": "ethereumjs/ethereumjs-util#ac5d0908536b447083ea422b435da27f26615de9",
     "ethereumjs-wallet": "^0.6.0",
     "ethjs-ens": "^2.0.0",
+    "ethjs-query": "^0.2.6",
     "express": "^4.14.0",
     "extension-link-enabler": "^1.0.0",
     "extensionizer": "^1.0.0",
@@ -130,7 +131,7 @@
     "sw-stream": "^2.0.0",
     "textarea-caret": "^3.0.1",
     "three.js": "^0.73.2",
-    "through2": "^2.0.1",
+    "through2": "^2.0.3",
     "valid-url": "^1.0.9",
     "vreme": "^3.0.2",
     "web3": "0.19.1",
diff --git a/test/unit/actions/tx_test.js b/test/unit/actions/tx_test.js
index 0ea1bfdc7..67c72e9a5 100644
--- a/test/unit/actions/tx_test.js
+++ b/test/unit/actions/tx_test.js
@@ -45,13 +45,15 @@ describe('tx confirmation screen', function () {
       before(function (done) {
         actions._setBackgroundConnection({
           approveTransaction (txId, cb) { cb('An error!') },
-          cancelTransaction (txId) { /* noop */ },
+          cancelTransaction (txId, cb) { cb() },
           clearSeedWordCache (cb) { cb() },
         })
 
-        const action = actions.cancelTx({value: firstTxId})
-        result = reducers(initialState, action)
-        done()
+        actions.cancelTx({value: firstTxId})((action) => {
+          result = reducers(initialState, action)
+          done()
+        })
+        
       })
 
       it('should transition to the account detail view', function () {
diff --git a/test/unit/blacklist-controller-test.js b/test/unit/blacklist-controller-test.js
new file mode 100644
index 000000000..a9260466f
--- /dev/null
+++ b/test/unit/blacklist-controller-test.js
@@ -0,0 +1,41 @@
+const assert = require('assert')
+const BlacklistController = require('../../app/scripts/controllers/blacklist')
+
+describe('blacklist controller', function () {
+  let blacklistController
+
+  before(() => {
+    blacklistController = new BlacklistController()
+  })
+
+  describe('checkForPhishing', function () {
+    it('should not flag whitelisted values', function () {
+      const result = blacklistController.checkForPhishing('www.metamask.io')
+      assert.equal(result, false)
+    })
+    it('should flag explicit values', function () {
+      const result = blacklistController.checkForPhishing('metamask.com')
+      assert.equal(result, true)
+    })
+    it('should flag levenshtein values', function () {
+      const result = blacklistController.checkForPhishing('metmask.io')
+      assert.equal(result, true)
+    })
+    it('should not flag not-even-close values', function () {
+      const result = blacklistController.checkForPhishing('example.com')
+      assert.equal(result, false)
+    })
+    it('should not flag the ropsten faucet domains', function () {
+      const result = blacklistController.checkForPhishing('faucet.metamask.io')
+      assert.equal(result, false)
+    })
+    it('should not flag the mascara domain', function () {
+      const result = blacklistController.checkForPhishing('zero.metamask.io')
+      assert.equal(result, false)
+    })
+    it('should not flag the mascara-faucet domain', function () {
+      const result = blacklistController.checkForPhishing('zero-faucet.metamask.io')
+      assert.equal(result, false)
+    })
+  })
+})
\ No newline at end of file
diff --git a/test/unit/blacklister-test.js b/test/unit/blacklister-test.js
deleted file mode 100644
index 1badc2c8f..000000000
--- a/test/unit/blacklister-test.js
+++ /dev/null
@@ -1,24 +0,0 @@
-const assert = require('assert')
-const isPhish = require('../../app/scripts/lib/is-phish')
-
-describe('blacklister', function () {
-  describe('#isPhish', function () {
-    it('should not flag whitelisted values', function () {
-      var result = isPhish({ hostname: 'www.metamask.io' })
-      assert(!result)
-    })
-    it('should flag explicit values', function () {
-      var result = isPhish({ hostname: 'metamask.com' })
-      assert(result)
-    })
-    it('should flag levenshtein values', function () {
-      var result = isPhish({ hostname: 'metmask.com' })
-      assert(result)
-    })
-    it('should not flag not-even-close values', function () {
-      var result = isPhish({ hostname: 'example.com' })
-      assert(!result)
-    })
-  })
-})
-
diff --git a/test/unit/nodeify-test.js b/test/unit/nodeify-test.js
index 06241334d..537dae605 100644
--- a/test/unit/nodeify-test.js
+++ b/test/unit/nodeify-test.js
@@ -17,4 +17,15 @@ describe('nodeify', function () {
       done()
     })
   })
+
+  it('should throw if the last argument is not a function', function (done) {
+    const nodified = nodeify(obj.promiseFunc, obj)
+    try {
+      nodified('baz')
+      done(new Error('should have thrown if the last argument is not a function'))
+    } catch (err) {
+      assert.equal(err.message, 'callback is not a function')
+      done()
+    }
+  })
 })
diff --git a/test/unit/tx-controller-test.js b/test/unit/tx-controller-test.js
index 31908569a..f290088a1 100644
--- a/test/unit/tx-controller-test.js
+++ b/test/unit/tx-controller-test.js
@@ -1,11 +1,11 @@
 const assert = require('assert')
 const ethUtil = require('ethereumjs-util')
 const EthTx = require('ethereumjs-tx')
-const EthQuery = require('eth-query')
 const ObservableStore = require('obs-store')
 const clone = require('clone')
 const sinon = require('sinon')
 const TransactionController = require('../../app/scripts/controllers/transactions')
+const TxProvideUtils = require('../../app/scripts/lib/tx-utils')
 const noop = () => true
 const currentNetworkId = 42
 const otherNetworkId = 36
@@ -20,7 +20,6 @@ describe('Transaction Controller', function () {
       txHistoryLimit: 10,
       blockTracker: { getCurrentBlock: noop, on: noop, once: noop },
       provider: { sendAsync: noop },
-      ethQuery: new EthQuery({ sendAsync: noop }),
       ethStore: { getState: noop },
       signTransaction: (ethTx) => new Promise((resolve) => {
         ethTx.sign(privKey)
@@ -28,24 +27,147 @@ describe('Transaction Controller', function () {
       }),
     })
     txController.nonceTracker.getNonceLock = () => Promise.resolve({ nextNonce: 0, releaseLock: noop })
+    txController.query = new Proxy({}, {
+      get: (queryStubResult, key) => {
+        if (key === 'stubResult') {
+          return function (method, ...args) {
+            queryStubResult[method] = args
+          }
+        } else {
+          const returnValues = queryStubResult[key]
+          return () => Promise.resolve(...returnValues)
+        }
+      },
+    })
+    txController.txProviderUtils = new TxProvideUtils(txController.query)
+  })
+
+  describe('#newUnapprovedTransaction', function () {
+    let stub, txMeta, txParams
+    beforeEach(function () {
+      txParams = {
+        'from':'0xc684832530fcbddae4b4230a47e991ddcec2831d',
+        'to':'0xc684832530fcbddae4b4230a47e991ddcec2831d',
+      },
+      txMeta = {
+        status: 'unapproved',
+        id: 1,
+        metamaskNetworkId: currentNetworkId,
+        txParams,
+      }
+      txController._saveTxList([txMeta])
+      stub = sinon.stub(txController, 'addUnapprovedTransaction').returns(Promise.resolve(txMeta))
+    })
+
+    afterEach(function () {
+      stub.restore()
+    })
+
+    it('should emit newUnaprovedTx event and pass txMeta as the first argument', function (done) {
+      txController.once('newUnaprovedTx', (txMetaFromEmit) => {
+        assert(txMetaFromEmit, 'txMeta is falsey')
+        assert.equal(txMetaFromEmit.id, 1, 'the right txMeta was passed')
+        done()
+      })
+      txController.newUnapprovedTransaction(txParams)
+      .catch(done)
+    })
+
+    it('should resolve when finished and status is submitted and resolve with the hash', function (done) {
+      txController.once('newUnaprovedTx', (txMetaFromEmit) => {
+        setTimeout(() => {
+          console.log('HELLLO')
+          txController.setTxHash(txMetaFromEmit.id, '0x0')
+          txController.setTxStatusSubmitted(txMetaFromEmit.id)
+        }, 10)
+      })
+
+      txController.newUnapprovedTransaction(txParams)
+      .then((hash) => {
+        assert(hash, 'newUnapprovedTransaction needs to return the hash')
+        done()
+      })
+      .catch(done)
+    })
+
+    it('should reject when finished and status is rejected', function (done) {
+      txController.once('newUnaprovedTx', (txMetaFromEmit) => {
+        setTimeout(() => {
+          console.log('HELLLO')
+          txController.setTxStatusRejected(txMetaFromEmit.id)
+        }, 10)
+      })
+
+      txController.newUnapprovedTransaction(txParams)
+      .catch((err) => {
+        if (err.message === 'MetaMask Tx Signature: User denied transaction signature.') done()
+        else done(err)
+      })
+    })
+  })
+
+  describe('#addUnapprovedTransaction', function () {
+    it('should add an unapproved transaction and return a valid txMeta', function (done) {
+      const addTxDefaultsStub = sinon.stub(txController, 'addTxDefaults').callsFake(() => Promise.resolve())
+      txController.addUnapprovedTransaction({})
+      .then((txMeta) => {
+        assert(('id' in txMeta), 'should have a id')
+        assert(('time' in txMeta), 'should have a time stamp')
+        assert(('metamaskNetworkId' in txMeta), 'should have a metamaskNetworkId')
+        assert(('txParams' in txMeta), 'should have a txParams')
+        assert(('history' in txMeta), 'should have a history')
+
+        const memTxMeta = txController.getTx(txMeta.id)
+        assert.deepEqual(txMeta, memTxMeta, `txMeta should be stored in txController after adding it\n  expected: ${txMeta} \n  got: ${memTxMeta}`)
+        addTxDefaultsStub.restore()
+        done()
+      }).catch(done)
+    })
+  })
+
+  describe('#addTxDefaults', function () {
+    it('should add the tx defaults if their are none', function (done) {
+      let txMeta = {
+        'txParams': {
+          'from':'0xc684832530fcbddae4b4230a47e991ddcec2831d',
+          'to':'0xc684832530fcbddae4b4230a47e991ddcec2831d',
+        },
+      }
+
+      txController.query.stubResult('gasPrice', '0x4a817c800')
+      txController.query.stubResult('getBlockByNumber', { gasLimit: '0x47b784' })
+      txController.query.stubResult('estimateGas', '0x5209')
+
+      txController.addTxDefaults(txMeta)
+      .then((txMetaWithDefaults) => {
+        assert(txMetaWithDefaults.txParams.value, '0x0','should have added 0x0 as the value')
+        assert(txMetaWithDefaults.txParams.gasPrice, 'should have added the gas price')
+        assert(txMetaWithDefaults.txParams.gas, 'should have added the gas field')
+        done()
+      })
+      .catch(done)
+    })
   })
 
   describe('#validateTxParams', function () {
-    it('returns null for positive values', function () {
+    it('does not throw for positive values', function (done) {
       var sample = {
         value: '0x01',
       }
-      txController.txProviderUtils.validateTxParams(sample, (err) => {
-        assert.equal(err, null, 'no error')
-      })
+      txController.txProviderUtils.validateTxParams(sample).then(() => {
+        done()
+      }).catch(done)
     })
 
-    it('returns error for negative values', function () {
+    it('returns error for negative values', function (done) {
       var sample = {
         value: '-0x01',
       }
-      txController.txProviderUtils.validateTxParams(sample, (err) => {
+      txController.txProviderUtils.validateTxParams(sample)
+      .then(() => done('expected to thrown on negativity values but didn\'t'))
+      .catch((err) => {
         assert.ok(err, 'error')
+        done()
       })
     })
   })
@@ -56,9 +178,6 @@ describe('Transaction Controller', function () {
       assert.ok(Array.isArray(result))
       assert.equal(result.length, 0)
     })
-    it('should also return transactions from local storage if any', function () {
-
-    })
   })
 
   describe('#addTx', function () {
@@ -276,16 +395,15 @@ describe('Transaction Controller', function () {
 
       txController.addTx(txMeta)
 
-      const estimateStub = sinon.stub(txController.txProviderUtils.query, 'estimateGas')
-      .callsArgWithAsync(1, null, wrongValue)
+      txController.query.stubResult('estimateGas', wrongValue)
+      txController.query.stubResult('gasPrice', wrongValue)
 
-      const priceStub = sinon.stub(txController.txProviderUtils.query, 'gasPrice')
-      .callsArgWithAsync(0, null, wrongValue)
+      const signStub = sinon.stub(txController, 'signTransaction').callsFake(() => Promise.resolve())
 
-
-      const signStub = sinon.stub(txController, 'signTransaction', () => Promise.resolve())
-
-      const pubStub = sinon.stub(txController.txProviderUtils, 'publishTransaction', () => Promise.resolve(originalValue))
+      const pubStub = sinon.stub(txController, 'publishTransaction').callsFake(() => {
+        txController.setTxHash('1', originalValue)
+        txController.setTxStatusSubmitted('1')
+      })
 
       txController.approveTransaction(txMeta.id).then(() => {
         const result = txController.getTx(txMeta.id)
@@ -294,9 +412,6 @@ describe('Transaction Controller', function () {
         assert.equal(params.gas, originalValue, 'gas unmodified')
         assert.equal(params.gasPrice, originalValue, 'gas price unmodified')
         assert.equal(result.hash, originalValue, `hash was set \n got: ${result.hash} \n expected: ${originalValue}`)
-
-        estimateStub.restore()
-        priceStub.restore()
         signStub.restore()
         pubStub.restore()
         done()
@@ -352,9 +467,8 @@ describe('Transaction Controller', function () {
       })
       .catch((err) => {
         assert.ifError(err, 'should not throw an error')
-        done()
+        done(err)
       })
     })
   })
-})
-
+})
\ No newline at end of file
diff --git a/ui/app/actions.js b/ui/app/actions.js
index d3d6c165e..13a767343 100644
--- a/ui/app/actions.js
+++ b/ui/app/actions.js
@@ -467,9 +467,12 @@ function cancelPersonalMsg (msgData) {
 }
 
 function cancelTx (txData) {
-  log.debug(`background.cancelTransaction`)
-  background.cancelTransaction(txData.id)
-  return actions.completedTx(txData.id)
+  return (dispatch) => {
+    log.debug(`background.cancelTransaction`)
+    background.cancelTransaction(txData.id, () => {
+      dispatch(actions.completedTx(txData.id))
+    })
+  }
 }
 
 //