 
   'use strict'
 
-  {Timer} = Phaser
+  {Key, Keyboard, Timer} = Phaser
 
   MateLastFrame = 14
 

        ['Arrow keys to move', { fontSize: 16 }]
        ['Press 0, -, + for volume', { fontSize: 16 }]
        ['Press Q to quit', { fontSize: 16 }]
      ], @game

    _addMate: ->
      {x, y} = @endingPoint


      @game.onBlur.remove @onBlur, @
      @game.onFocus.remove @onFocus, @
      @quitKey.onDown.remove @quit, @
      @onHit.remove @quit, @

      @gui?.destroy()
