diff --git a/Assets/Scenes/MainScene.meta b/Assets/Scenes/MainScene.meta
new file mode 100644
index 0000000..4f04d61
--- /dev/null
+++ b/Assets/Scenes/MainScene.meta
@@ -0,0 +1,8 @@
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diff --git a/Assets/Scenes/MainScene.unity b/Assets/Scenes/MainScene.unity
index a4985b0..5b3ebbb 100644
--- a/Assets/Scenes/MainScene.unity
+++ b/Assets/Scenes/MainScene.unity
@@ -546,6 +546,7 @@ GameObject:
   serializedVersion: 6
   m_Component:
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+  - component: {fileID: 578241695}
   m_Layer: 0
   m_Name: World
   m_TagString: Untagged
@@ -570,6 +571,37 @@ Transform:
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   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &578241695
+MonoBehaviour:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 578241693}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 7a5ac11cc976e418e8d13136b07e1f52, type: 3}
+  m_Name: 
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+  m_CollectObjects: 0
+  m_Size: {x: 10, y: 10, z: 10}
+  m_Center: {x: 0, y: 2, z: 0}
+  m_LayerMask:
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+    m_Bits: 4294967295
+  m_UseGeometry: 0
+  m_DefaultArea: 0
+  m_GenerateLinks: 0
+  m_IgnoreNavMeshAgent: 1
+  m_IgnoreNavMeshObstacle: 1
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+  m_TileSize: 256
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 --- !u!1 &584644058
 GameObject:
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diff --git a/Assets/Scenes/MainScene/NavMesh-World.asset b/Assets/Scenes/MainScene/NavMesh-World.asset
new file mode 100644
index 0000000..e212755
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diff --git a/Assets/Scenes/MainScene/NavMesh-World.asset.meta b/Assets/Scenes/MainScene/NavMesh-World.asset.meta
new file mode 100644
index 0000000..1f7e977
--- /dev/null
+++ b/Assets/Scenes/MainScene/NavMesh-World.asset.meta
@@ -0,0 +1,8 @@
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diff --git a/ProjectSettings/NavMeshAreas.asset b/ProjectSettings/NavMeshAreas.asset
index 3b0b7c3..45aa702 100644
--- a/ProjectSettings/NavMeshAreas.asset
+++ b/ProjectSettings/NavMeshAreas.asset
@@ -69,9 +69,9 @@ NavMeshProjectSettings:
     cost: 1
   - name: 
     cost: 1
-  m_LastAgentTypeID: -887442657
+  m_LastAgentTypeID: 1479372276
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-  - serializedVersion: 2
+  - serializedVersion: 3
     agentTypeID: 0
     agentRadius: 0.5
     agentHeight: 2
@@ -84,8 +84,67 @@ NavMeshProjectSettings:
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     manualTileSize: 0
     tileSize: 256
-    accuratePlacement: 0
+    buildHeightMesh: 0
+    maxJobWorkers: 0
+    preserveTilesOutsideBounds: 0
+    debug:
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+    agentSlope: 45
+    agentClimb: 0.4
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+    maxJumpAcrossDistance: 0
+    minRegionArea: 2
+    manualCellSize: 0
+    cellSize: 0.16666667
+    manualTileSize: 0
+    tileSize: 256
+    buildHeightMesh: 0
+    maxJobWorkers: 0
+    preserveTilesOutsideBounds: 0
+    debug:
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+  - serializedVersion: 3
+    agentTypeID: -334000983
+    agentRadius: 0.5
+    agentHeight: 2
+    agentSlope: 45
+    agentClimb: 0.4
+    ledgeDropHeight: 0
+    maxJumpAcrossDistance: 0
+    minRegionArea: 2
+    manualCellSize: 0
+    cellSize: 0.16666667
+    manualTileSize: 0
+    tileSize: 256
+    buildHeightMesh: 0
+    maxJobWorkers: 0
+    preserveTilesOutsideBounds: 0
+    debug:
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+  - serializedVersion: 3
+    agentTypeID: 1479372276
+    agentRadius: 0.5
+    agentHeight: 2
+    agentSlope: 45
+    agentClimb: 0.4
+    ledgeDropHeight: 0
+    maxJumpAcrossDistance: 0
+    minRegionArea: 2
+    manualCellSize: 0
+    cellSize: 0.16666667
+    manualTileSize: 0
+    tileSize: 256
+    buildHeightMesh: 0
+    maxJobWorkers: 0
+    preserveTilesOutsideBounds: 0
     debug:
       m_Flags: 0
   m_SettingNames:
   - Humanoid
+  - BigTank
+  - Car
+  - LaserTank