diff --git a/Assets/Alstra Infinite/Fish - PolyPack/Prefabs/FishV1.prefab b/Assets/Alstra Infinite/Fish - PolyPack/Prefabs/FishV1.prefab
index f7e9f3b..0e670bb 100644
--- a/Assets/Alstra Infinite/Fish - PolyPack/Prefabs/FishV1.prefab	
+++ b/Assets/Alstra Infinite/Fish - PolyPack/Prefabs/FishV1.prefab	
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diff --git a/Assets/Scenes/SampleScene.unity b/Assets/Scenes/SampleScene.unity
index 09f521b..fa87970 100644
--- a/Assets/Scenes/SampleScene.unity
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@@ -910,7 +1230,7 @@ PrefabInstance:
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     - target: {fileID: 400016, guid: 76f69c2044293fc40a066ff85ecb70df, type: 3}
       propertyPath: m_RootOrder
-      value: 4
+      value: 8
       objectReference: {fileID: 0}
     - target: {fileID: 400016, guid: 76f69c2044293fc40a066ff85ecb70df, type: 3}
       propertyPath: m_LocalScale.x
@@ -966,3 +1286,22 @@ PrefabInstance:
       objectReference: {fileID: 0}
     m_RemovedComponents: []
   m_SourcePrefab: {fileID: 100100000, guid: 76f69c2044293fc40a066ff85ecb70df, type: 3}
+--- !u!1 &1904484677 stripped
+GameObject:
+  m_CorrespondingSourceObject: {fileID: 100004, guid: 6aefd9b8d8cb28f4f87b54d78bf0fca3, type: 3}
+  m_PrefabInstance: {fileID: 921036908}
+  m_PrefabAsset: {fileID: 0}
+--- !u!64 &1904484679
+MeshCollider:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
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+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1904484677}
+  m_Material: {fileID: 0}
+  m_IsTrigger: 0
+  m_Enabled: 1
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+  m_Convex: 0
+  m_CookingOptions: 30
+  m_Mesh: {fileID: 0}
diff --git a/Assets/Scripts.meta b/Assets/Scripts.meta
new file mode 100644
index 0000000..b97880e
--- /dev/null
+++ b/Assets/Scripts.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 3553de772d72ad45aa887aaccfe43ac6
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/FishController.cs b/Assets/Scripts/FishController.cs
new file mode 100644
index 0000000..f86f824
--- /dev/null
+++ b/Assets/Scripts/FishController.cs
@@ -0,0 +1,52 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class FishController : MonoBehaviour
+{
+    public float   speed   = 4f;
+    public float   gravity = -9.81f;
+    public Vector3 velocity;
+    public Vector3 drag;
+
+    CharacterController controller;
+    Transform t;
+
+    void Start()
+    {
+        t = transform;
+        controller = GetComponent<CharacterController>();
+    }
+
+    void Update()
+    {
+        float moveX       = Input.GetAxisRaw("Horizontal");
+        float moveZ       = Input.GetAxisRaw("Vertical");
+        float moveGravity = gravity * Time.deltaTime;
+
+        if (controller.isGrounded && velocity.y < 0)
+        {
+            velocity.y = 0;
+        }
+
+        if (Input.GetButtonDown("Jump") && controller.isGrounded)
+        {
+            velocity.y += 8;
+        }
+
+        velocity.x = moveX * speed;
+        velocity.z = moveZ * speed;
+        velocity.y += moveGravity;
+
+        Vector3 moveVelocity = velocity * Time.deltaTime;
+
+        if (moveVelocity.y < 0 && Math.Abs(moveVelocity.y) < controller.minMoveDistance)
+        {
+            Debug.Log(String.Format("Abs velocity: {0}, controller.minMoveDistance: {1}", Math.Abs(moveVelocity.y), controller.minMoveDistance));
+            moveVelocity.y = (gravity * 0.1f) * Time.deltaTime;
+        }
+
+        controller.Move(moveVelocity);
+    }
+}
diff --git a/Assets/Scripts/FishController.cs.meta b/Assets/Scripts/FishController.cs.meta
new file mode 100644
index 0000000..0dd034c
--- /dev/null
+++ b/Assets/Scripts/FishController.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 184b34bca7785c52e81be409a778c622
+MonoImporter:
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+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
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diff --git a/Packages/manifest.json b/Packages/manifest.json
index ca8f76d..5d6e1e7 100644
--- a/Packages/manifest.json
+++ b/Packages/manifest.json
@@ -7,6 +7,7 @@
     "com.unity.test-framework": "1.1.31",
     "com.unity.textmeshpro": "3.0.6",
     "com.unity.timeline": "1.4.8",
+    "com.unity.toolchain.linux-x86_64": "2.0.0",
     "com.unity.ugui": "1.0.0",
     "com.unity.modules.ai": "1.0.0",
     "com.unity.modules.androidjni": "1.0.0",
diff --git a/Packages/packages-lock.json b/Packages/packages-lock.json
index 43727f8..0f04b9e 100644
--- a/Packages/packages-lock.json
+++ b/Packages/packages-lock.json
@@ -50,6 +50,22 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.sysroot": {
+      "version": "2.0.0",
+      "depth": 1,
+      "source": "registry",
+      "dependencies": {},
+      "url": "https://packages.unity.com"
+    },
+    "com.unity.sysroot.linux-x86_64": {
+      "version": "2.0.0",
+      "depth": 1,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.sysroot": "2.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.test-framework": {
       "version": "1.1.31",
       "depth": 0,
@@ -82,6 +98,16 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.toolchain.linux-x86_64": {
+      "version": "2.0.0",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.sysroot": "2.0.0",
+        "com.unity.sysroot.linux-x86_64": "2.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.ugui": {
       "version": "1.0.0",
       "depth": 0,