(function() {
  'use strict';

  function Game() {
    this.player = null;
    this.cursors = null;
  }

  Game.prototype = {

    create: function () {
      this.game.world.setBounds(0,0, 1280, 940);
      this.background = this.add.sprite(0,0, 'background');

      var x = this.game.width / 2
        , y = this.game.height / 2;

      this.player = this.add.sprite(x, y, 'player');
      this.player.anchor.setTo(0.5, 0.5);

      this.cursors = this.game.input.keyboard.createCursorKeys();
      this.game.camera.follow(this.player);
    },

    update: function () {
      this.player.body.velocity.setTo(0,0);
      if (this.cursors.up.isDown) {
        this.player.body.velocity.y = -100;
      } 
      if (this.cursors.left.isDown) {
        this.player.body.velocity.x = -100;
      }
      if (this.cursors.right.isDown) {
        this.player.body.velocity.x = 100;
      }
      if (this.cursors.down.isDown) {
        this.player.body.velocity.y = 100;
      }
    }

  };

  window.darwinator.Game = Game;

}());

@@ -421,16 +421,330 @@
 5, 0.5);
+%0A      this.player.animations.add('walk-left', %5B8,9,10,11%5D, 10, true);%0A      this.player.animations.add('walk-right', %5B12,13,14,15%5D, 10, true);%0A      this.player.animations.add('walk-up', %5B0,1,2,3%5D, 10, true);%0A      this.player.animations.add('walk-down', %5B4,5,6,7%5D, 10, true);%0A%0A      this.player.scale.setTo(3,3);
 %0A%0A      
@@ -921,24 +921,25 @@
 setTo(0,0);%0A
+%0A
       if (th
@@ -1002,24 +1002,72 @@
 y.y = -100;%0A
+        this.player.animations.play('walk-up');%0A
       %7D %0A   
@@ -1141,24 +1141,74 @@
 y.x = -100;%0A
+        this.player.animations.play('walk-left');%0A
       %7D%0A    
@@ -1277,32 +1277,83 @@
 locity.x = 100;%0A
+        this.player.animations.play('walk-right');%0A
       %7D%0A      if
@@ -1421,24 +1421,74 @@
 ty.y = 100;%0A
+        this.player.animations.play('walk-down');%0A
       %7D%0A    

Add animations for player movement