diff --git a/Art/Blocks.psd b/Art/Blocks.psd
new file mode 100644
index 0000000..21f8a6e
Binary files /dev/null and b/Art/Blocks.psd differ
diff --git a/Art/Border.psd b/Art/Border.psd
new file mode 100644
index 0000000..144b30f
Binary files /dev/null and b/Art/Border.psd differ
diff --git a/Assets/Sprites/Blue.png b/Assets/Sprites/Blue.png
index 453c03f..83f1ddc 100644
Binary files a/Assets/Sprites/Blue.png and b/Assets/Sprites/Blue.png differ
diff --git a/Assets/Sprites/Border.png b/Assets/Sprites/Border.png
new file mode 100644
index 0000000..5a78af1
Binary files /dev/null and b/Assets/Sprites/Border.png differ
diff --git a/Assets/Sprites/Border.png.meta b/Assets/Sprites/Border.png.meta
new file mode 100644
index 0000000..72ba1bb
--- /dev/null
+++ b/Assets/Sprites/Border.png.meta
@@ -0,0 +1,108 @@
+fileFormatVersion: 2
+guid: dcd88b8f2120d9c4f8d1d9826b673819
+TextureImporter:
+  internalIDToNameTable: []
+  externalObjects: {}
+  serializedVersion: 11
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 0
+    sRGBTexture: 1
+    linearTexture: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapsPreserveCoverage: 0
+    alphaTestReferenceValue: 0.5
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 0
+  streamingMipmaps: 0
+  streamingMipmapsPriority: 0
+  vTOnly: 0
+  grayScaleToAlpha: 0
+  generateCubemap: 6
+  cubemapConvolution: 0
+  seamlessCubemap: 0
+  textureFormat: 1
+  maxTextureSize: 2048
+  textureSettings:
+    serializedVersion: 2
+    filterMode: 0
+    aniso: 1
+    mipBias: 0
+    wrapU: 1
+    wrapV: 1
+    wrapW: 1
+  nPOTScale: 0
+  lightmap: 0
+  compressionQuality: 50
+  spriteMode: 1
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spritePixelsToUnits: 192
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spriteGenerateFallbackPhysicsShape: 1
+  alphaUsage: 1
+  alphaIsTransparency: 1
+  spriteTessellationDetail: -1
+  textureType: 8
+  textureShape: 1
+  singleChannelComponent: 0
+  flipbookRows: 1
+  flipbookColumns: 1
+  maxTextureSizeSet: 0
+  compressionQualitySet: 0
+  textureFormatSet: 0
+  ignorePngGamma: 0
+  applyGammaDecoding: 0
+  platformSettings:
+  - serializedVersion: 3
+    buildTarget: DefaultTexturePlatform
+    maxTextureSize: 4096
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 0
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+    androidETC2FallbackOverride: 0
+    forceMaximumCompressionQuality_BC6H_BC7: 0
+  - serializedVersion: 3
+    buildTarget: Standalone
+    maxTextureSize: 4096
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 0
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+    androidETC2FallbackOverride: 0
+    forceMaximumCompressionQuality_BC6H_BC7: 0
+  spriteSheet:
+    serializedVersion: 2
+    sprites: []
+    outline: []
+    physicsShape: []
+    bones: []
+    spriteID: 5e97eb03825dee720800000000000000
+    internalID: 0
+    vertices: []
+    indices: 
+    edges: []
+    weights: []
+    secondaryTextures: []
+  spritePackingTag: 
+  pSDRemoveMatte: 0
+  pSDShowRemoveMatteOption: 0
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Sprites/Cyan.png b/Assets/Sprites/Cyan.png
index f404c0d..55e5354 100644
Binary files a/Assets/Sprites/Cyan.png and b/Assets/Sprites/Cyan.png differ
diff --git a/Assets/Sprites/Ghost.png b/Assets/Sprites/Ghost.png
new file mode 100644
index 0000000..dd5943d
Binary files /dev/null and b/Assets/Sprites/Ghost.png differ
diff --git a/Assets/Sprites/Gray.png.meta b/Assets/Sprites/Ghost.png.meta
similarity index 98%
rename from Assets/Sprites/Gray.png.meta
rename to Assets/Sprites/Ghost.png.meta
index 623043c..d3fc3b1 100644
--- a/Assets/Sprites/Gray.png.meta
+++ b/Assets/Sprites/Ghost.png.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 201aebd630f12cf41bd9524548e38803
+guid: de0f4de3209ba2c42874afb3c5329c15
 TextureImporter:
   internalIDToNameTable: []
   externalObjects: {}
diff --git a/Assets/Sprites/Gray.png b/Assets/Sprites/Gray.png
deleted file mode 100644
index 8c5058a..0000000
Binary files a/Assets/Sprites/Gray.png and /dev/null differ
diff --git a/Assets/Sprites/Green.png b/Assets/Sprites/Green.png
index 00a7405..3c01d40 100644
Binary files a/Assets/Sprites/Green.png and b/Assets/Sprites/Green.png differ
diff --git a/Assets/Sprites/Grid.png b/Assets/Sprites/Grid.png
new file mode 100644
index 0000000..c45cb7f
Binary files /dev/null and b/Assets/Sprites/Grid.png differ
diff --git a/Assets/Sprites/Grid.png.meta b/Assets/Sprites/Grid.png.meta
new file mode 100644
index 0000000..d94a67b
--- /dev/null
+++ b/Assets/Sprites/Grid.png.meta
@@ -0,0 +1,108 @@
+fileFormatVersion: 2
+guid: 6ff6b85966aeb3f4ab304af07f4dd424
+TextureImporter:
+  internalIDToNameTable: []
+  externalObjects: {}
+  serializedVersion: 11
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 0
+    sRGBTexture: 1
+    linearTexture: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapsPreserveCoverage: 0
+    alphaTestReferenceValue: 0.5
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 0
+  streamingMipmaps: 0
+  streamingMipmapsPriority: 0
+  vTOnly: 0
+  grayScaleToAlpha: 0
+  generateCubemap: 6
+  cubemapConvolution: 0
+  seamlessCubemap: 0
+  textureFormat: 1
+  maxTextureSize: 2048
+  textureSettings:
+    serializedVersion: 2
+    filterMode: 0
+    aniso: 1
+    mipBias: 0
+    wrapU: 0
+    wrapV: 0
+    wrapW: 0
+  nPOTScale: 0
+  lightmap: 0
+  compressionQuality: 50
+  spriteMode: 1
+  spriteExtrude: 1
+  spriteMeshType: 0
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spritePixelsToUnits: 192
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spriteGenerateFallbackPhysicsShape: 1
+  alphaUsage: 1
+  alphaIsTransparency: 1
+  spriteTessellationDetail: -1
+  textureType: 8
+  textureShape: 1
+  singleChannelComponent: 0
+  flipbookRows: 1
+  flipbookColumns: 1
+  maxTextureSizeSet: 0
+  compressionQualitySet: 0
+  textureFormatSet: 0
+  ignorePngGamma: 0
+  applyGammaDecoding: 0
+  platformSettings:
+  - serializedVersion: 3
+    buildTarget: DefaultTexturePlatform
+    maxTextureSize: 256
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 0
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+    androidETC2FallbackOverride: 0
+    forceMaximumCompressionQuality_BC6H_BC7: 0
+  - serializedVersion: 3
+    buildTarget: Standalone
+    maxTextureSize: 256
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 0
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+    androidETC2FallbackOverride: 0
+    forceMaximumCompressionQuality_BC6H_BC7: 0
+  spriteSheet:
+    serializedVersion: 2
+    sprites: []
+    outline: []
+    physicsShape: []
+    bones: []
+    spriteID: 5e97eb03825dee720800000000000000
+    internalID: 0
+    vertices: []
+    indices: 
+    edges: []
+    weights: []
+    secondaryTextures: []
+  spritePackingTag: 
+  pSDRemoveMatte: 0
+  pSDShowRemoveMatteOption: 0
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Sprites/Orange.png b/Assets/Sprites/Orange.png
index 5e8302e..3082995 100644
Binary files a/Assets/Sprites/Orange.png and b/Assets/Sprites/Orange.png differ
diff --git a/Assets/Sprites/Purple.png b/Assets/Sprites/Purple.png
index b5d2eea..59db053 100644
Binary files a/Assets/Sprites/Purple.png and b/Assets/Sprites/Purple.png differ
diff --git a/Assets/Sprites/Red.png b/Assets/Sprites/Red.png
index 018713c..88399e4 100644
Binary files a/Assets/Sprites/Red.png and b/Assets/Sprites/Red.png differ
diff --git a/Assets/Sprites/Yellow.png b/Assets/Sprites/Yellow.png
index c1e6ee8..f0eb992 100644
Binary files a/Assets/Sprites/Yellow.png and b/Assets/Sprites/Yellow.png differ
diff --git a/Assets/Tiles/Blocks.prefab b/Assets/Tiles/Blocks.prefab
index 7d609b1..2cbc6ec 100644
--- a/Assets/Tiles/Blocks.prefab
+++ b/Assets/Tiles/Blocks.prefab
@@ -1,6 +1,6 @@
 %YAML 1.1
 %TAG !u! tag:unity3d.com,2011:
---- !u!1 &4442038887208273871
+--- !u!1 &5506218118612893584
 GameObject:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
@@ -8,8 +8,8 @@ GameObject:
   m_PrefabAsset: {fileID: 0}
   serializedVersion: 6
   m_Component:
-  - component: {fileID: 4198507236585720799}
-  - component: {fileID: 5835910971353386228}
+  - component: {fileID: 6169148418393543136}
+  - component: {fileID: 1249045004527993685}
   m_Layer: 31
   m_Name: Blocks
   m_TagString: Untagged
@@ -17,34 +17,34 @@ GameObject:
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
   m_IsActive: 1
---- !u!4 &4198507236585720799
+--- !u!4 &6169148418393543136
 Transform:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 4442038887208273871}
+  m_GameObject: {fileID: 5506218118612893584}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children:
-  - {fileID: 7588981626310639142}
+  - {fileID: 4919126790882711734}
   m_Father: {fileID: 0}
   m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
---- !u!156049354 &5835910971353386228
+--- !u!156049354 &1249045004527993685
 Grid:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 4442038887208273871}
+  m_GameObject: {fileID: 5506218118612893584}
   m_Enabled: 1
   m_CellSize: {x: 1, y: 1, z: 0}
   m_CellGap: {x: 0, y: 0, z: 0}
   m_CellLayout: 0
   m_CellSwizzle: 0
---- !u!1 &6795079444853065573
+--- !u!1 &7476385142761944101
 GameObject:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
@@ -52,9 +52,9 @@ GameObject:
   m_PrefabAsset: {fileID: 0}
   serializedVersion: 6
   m_Component:
-  - component: {fileID: 7588981626310639142}
-  - component: {fileID: 181651932633356770}
-  - component: {fileID: 556346316875449304}
+  - component: {fileID: 4919126790882711734}
+  - component: {fileID: 226224497391443430}
+  - component: {fileID: 3701275862944092796}
   m_Layer: 0
   m_Name: Layer1
   m_TagString: Untagged
@@ -62,27 +62,27 @@ GameObject:
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
   m_IsActive: 1
---- !u!4 &7588981626310639142
+--- !u!4 &4919126790882711734
 Transform:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6795079444853065573}
+  m_GameObject: {fileID: 7476385142761944101}
   m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
-  m_Father: {fileID: 4198507236585720799}
+  m_Father: {fileID: 6169148418393543136}
   m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
---- !u!1839735485 &181651932633356770
+--- !u!1839735485 &226224497391443430
 Tilemap:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6795079444853065573}
+  m_GameObject: {fileID: 7476385142761944101}
   m_Enabled: 1
   m_Tiles:
   - first: {x: -1, y: -2, z: 0}
@@ -172,7 +172,7 @@ Tilemap:
   - m_RefCount: 1
     m_Data: {fileID: 11400000, guid: aa44b5216a5f39e4881c5323564afe81, type: 2}
   - m_RefCount: 1
-    m_Data: {fileID: 11400000, guid: 9e2688d592617d44ea74683c8f61accf, type: 2}
+    m_Data: {fileID: 11400000, guid: a10927dec698b7c49b1375f89e8db4d2, type: 2}
   - m_RefCount: 1
     m_Data: {fileID: 11400000, guid: ae5c5dcd9d2744248ba2beb6b8dab80f, type: 2}
   - m_RefCount: 1
@@ -189,7 +189,7 @@ Tilemap:
   - m_RefCount: 1
     m_Data: {fileID: 21300000, guid: 774fa586ba243f54f92bce708ecb917b, type: 3}
   - m_RefCount: 1
-    m_Data: {fileID: 21300000, guid: 201aebd630f12cf41bd9524548e38803, type: 3}
+    m_Data: {fileID: 21300000, guid: de0f4de3209ba2c42874afb3c5329c15, type: 3}
   - m_RefCount: 1
     m_Data: {fileID: 21300000, guid: 3e2fc5b3b3411a94d990b263cc821a0a, type: 3}
   - m_RefCount: 1
@@ -246,13 +246,13 @@ Tilemap:
     e31: 0
     e32: 0
     e33: 1
---- !u!483693784 &556346316875449304
+--- !u!483693784 &3701275862944092796
 TilemapRenderer:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6795079444853065573}
+  m_GameObject: {fileID: 7476385142761944101}
   m_Enabled: 1
   m_CastShadows: 0
   m_ReceiveShadows: 0
@@ -294,7 +294,7 @@ TilemapRenderer:
   m_Mode: 0
   m_DetectChunkCullingBounds: 0
   m_MaskInteraction: 0
---- !u!114 &8295858695920005497
+--- !u!114 &7722594749468874435
 MonoBehaviour:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
diff --git a/Assets/Tiles/Blocks.prefab.meta b/Assets/Tiles/Blocks.prefab.meta
index 5cc6956..244469b 100644
--- a/Assets/Tiles/Blocks.prefab.meta
+++ b/Assets/Tiles/Blocks.prefab.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: ec4ace931cfd6484aa9120cd4eeb0705
+guid: 9c930264a44982948b8933c439c72393
 PrefabImporter:
   externalObjects: {}
   userData: 
diff --git a/Assets/Tiles/Gray.asset b/Assets/Tiles/Gray.asset
deleted file mode 100644
index bceaf3c..0000000
--- a/Assets/Tiles/Gray.asset
+++ /dev/null
@@ -1,36 +0,0 @@
-%YAML 1.1
-%TAG !u! tag:unity3d.com,2011:
---- !u!114 &11400000
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 0}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 13312, guid: 0000000000000000e000000000000000, type: 0}
-  m_Name: Gray
-  m_EditorClassIdentifier: 
-  m_Sprite: {fileID: 21300000, guid: 201aebd630f12cf41bd9524548e38803, type: 3}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
-  m_Transform:
-    e00: 1
-    e01: 0
-    e02: 0
-    e03: 0
-    e10: 0
-    e11: 1
-    e12: 0
-    e13: 0
-    e20: 0
-    e21: 0
-    e22: 1
-    e23: 0
-    e30: 0
-    e31: 0
-    e32: 0
-    e33: 1
-  m_InstancedGameObject: {fileID: 0}
-  m_Flags: 1
-  m_ColliderType: 1
diff --git a/Assets/Tiles/Gray.asset.meta b/Assets/Tiles/Gray.asset.meta
deleted file mode 100644
index 4efeb70..0000000
--- a/Assets/Tiles/Gray.asset.meta
+++ /dev/null
@@ -1,8 +0,0 @@
-fileFormatVersion: 2
-guid: 9e2688d592617d44ea74683c8f61accf
-NativeFormatImporter:
-  externalObjects: {}
-  mainObjectFileID: 11400000
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: