diff --git a/Assets/Src/ShipControls.cs b/Assets/Src/ShipControls.cs
index e844565..c782101 100755
--- a/Assets/Src/ShipControls.cs
+++ b/Assets/Src/ShipControls.cs
@@ -1,3 +1,4 @@
+using System;
 using UnityEngine;
 using UnityEngine.InputSystem;
 
@@ -30,6 +31,11 @@ public class ShipControls : MonoBehaviour, SpaceRaceInput.IShipActions {
     float camYaw;
     float clampAngle = 90.0f;
 
+    // Power Unit / Shields
+    float shields = 5000f;
+    float shieldsMax = 5000f;
+    float shieldsRegen = 10f; // * 100 ticks per second = 5s fully recharge
+
     void Start() {
         Cursor.lockState = CursorLockMode.Locked;
         rigidBody = GetComponent<Rigidbody>();
@@ -102,6 +108,8 @@ public class ShipControls : MonoBehaviour, SpaceRaceInput.IShipActions {
         // stop the ship jiggling because of micro camera movement
         if (Quaternion.Angle(aim.transform.rotation, rigidBody.rotation) > 1f)
             rigidBody.rotation = Quaternion.RotateTowards(transform.rotation, aim.transform.rotation, step);
+
+        RegenerateShields();
     }
 
     void UpdateCamera() {
@@ -172,6 +180,8 @@ public class ShipControls : MonoBehaviour, SpaceRaceInput.IShipActions {
 
         camPitch = initialAim.eulerAngles.x;
         camYaw = initialAim.eulerAngles.y;
+
+        shields = shieldsMax;
     }
 
     void OnDrawGizmosSelected() {
@@ -202,6 +212,22 @@ public class ShipControls : MonoBehaviour, SpaceRaceInput.IShipActions {
         return rigidBody.velocity.magnitude;
     }
 
+    public string Shields => $"{((shields / shieldsMax) * 100f):0}";
+
+    public void Damage(float amt, string src) {
+        Debug.Log($"Damage {amt} from {src}");
+        shields = shields - amt;
+
+        if (shields < 0f) {
+            Debug.Log($"Ddddestroyed by {src}");
+            Respawn();
+        }
+    }
+
+    void RegenerateShields() {
+        shields = Math.Min(shields + shieldsRegen, shieldsMax);
+    }
+
     // We don't use these because we poll instead
     // the callbacks are only invoked when the value changes
     // aka if you hold accelerate it doesn't do what you expect
diff --git a/Assets/Src/ShipPhysics.cs b/Assets/Src/ShipPhysics.cs
index 75c8be0..68e2f47 100644
--- a/Assets/Src/ShipPhysics.cs
+++ b/Assets/Src/ShipPhysics.cs
@@ -3,30 +3,20 @@ using UnityEngine;
 public class ShipPhysics : MonoBehaviour {
     ShipControls ship;
 
-    float maxDmg = 150f;
-    float maxImpulse = 5000f;
-
     void Awake() {
        ship = GetComponent<ShipControls>();
     }
 
     void OnCollisionEnter(Collision collision) {
-        float totalForce = collision.impulse.magnitude / Time.fixedDeltaTime;
-
-        Debug.Log($"mag {collision.relativeVelocity.magnitude}");
-        Debug.Log($"impulse {collision.impulse} {collision.impulse.magnitude} {totalForce}");
-
-        // if (collision.relativeVelocity.magnitude > maxDmg) {
-        if (totalForce > maxImpulse) {
-            Debug.Log("Ddddestroyed by" + collision.gameObject.name);
-            ship.Respawn();
-            return;
-        }
-
         if (collision.gameObject.tag == "TrackLimits") {
             Debug.Log("Track Limits " + collision.gameObject.name);
             ship.Respawn();
             return;
         }
+
+        float totalForce = collision.impulse.magnitude / Time.fixedDeltaTime;
+        Debug.Log($"mag {collision.relativeVelocity.magnitude}");
+        Debug.Log($"impulse {collision.impulse} {collision.impulse.magnitude} {totalForce}");
+        ship.Damage(totalForce, collision.gameObject.name);
     }
 }
\ No newline at end of file
diff --git a/Assets/Src/UI/Controls.uxml b/Assets/Src/UI/Controls.uxml
index 848cd71..3ad8c06 100644
--- a/Assets/Src/UI/Controls.uxml
+++ b/Assets/Src/UI/Controls.uxml
@@ -2,9 +2,16 @@
     <Style src="project://database/Assets/Src/UI/TimingUi.uss?fileID=7433441132597879392&amp;guid=cf92f075876ddf7ffb4cd5c59633ad7b&amp;type=3#TimingUi" />
     <ui:VisualElement name="VisualElement" style="-unity-font: url(&apos;project://database/Assets/UI%20Toolkit/Fonts/Jura-Medium.otf?fileID=12800000&amp;guid=65648a14640996362a6b0929c723b6e4&amp;type=3#Jura-Medium&apos;); -unity-font-definition: initial; flex-direction: row; flex-grow: 1;">
         <ui:VisualElement name="left" style="flex-grow: 1; background-color: rgba(0, 0, 0, 0); justify-content: center; align-items: center;" />
-        <ui:VisualElement name="middle" style="flex-direction: row; flex-grow: 1; justify-content: center; align-self: center; margin-top: 20%; -unity-text-align: upper-center;">
-            <ui:Label tabindex="-1" display-tooltip-when-elided="true" name="speed" style="min-width: 5%; -unity-text-align: upper-right; flex-basis: 10%;" />
-            <ui:Label tabindex="-1" text="u/s" display-tooltip-when-elided="true" name="units" style="flex-basis: 10%; -unity-text-align: upper-left;" />
+        <ui:VisualElement name="middle" style="justify-content: flex-end;">
+            <ui:VisualElement name="speedCtr" style="flex-direction: row; justify-content: center;">
+                <ui:Label tabindex="-1" display-tooltip-when-elided="true" name="speed" style="min-width: 5%; -unity-text-align: upper-right; flex-basis: 10%;" />
+                <ui:Label tabindex="-1" text="u/s" display-tooltip-when-elided="true" name="units" style="flex-basis: 10%; -unity-text-align: upper-left;" />
+            </ui:VisualElement>
+            <ui:VisualElement name="shieldCtr" style="align-items: center; flex-direction: row; justify-content: center;">
+                <ui:Label tabindex="-1" display-tooltip-when-elided="true" name="shields" text="100" style="min-width: 5%; -unity-text-align: upper-right; flex-basis: 10%;" />
+                <ui:Label tabindex="-1" text="%" display-tooltip-when-elided="true" name="units" style="flex-basis: 10%; -unity-text-align: upper-left;" />
+            </ui:VisualElement>
+            <ui:VisualElement name="middleBottom" style="flex-grow: 0; background-color: rgba(0, 0, 0, 0); flex-shrink: 0; flex-basis: 20%;" />
         </ui:VisualElement>
         <ui:VisualElement name="right" style="flex-grow: 1; background-color: rgba(0, 0, 0, 0); justify-content: center; align-items: center;" />
     </ui:VisualElement>
diff --git a/Assets/Src/UI/ControlsUI.cs b/Assets/Src/UI/ControlsUI.cs
index 5307436..ae28898 100644
--- a/Assets/Src/UI/ControlsUI.cs
+++ b/Assets/Src/UI/ControlsUI.cs
@@ -11,6 +11,7 @@ public class ControlsUI : MonoBehaviour {
 
     UIDocument uiDocument;
     Label speed;
+    Label shields;
 
     void OnEnable() {
         Init();
@@ -19,6 +20,7 @@ public class ControlsUI : MonoBehaviour {
     void Init() {
         uiDocument = GetComponent<UIDocument>();
         speed = uiDocument.rootVisualElement.Q<Label>("speed");
+        shields = uiDocument.rootVisualElement.Q<Label>("shields");
     }
 
     void FixedUpdate() {
@@ -29,5 +31,6 @@ public class ControlsUI : MonoBehaviour {
         }
 
         speed.text = $"{ship.Speed():0}";
+        shields.text = ship.Shields;
     }
 }
diff --git a/Assets/Src/UI/TimingUi.uss b/Assets/Src/UI/TimingUi.uss
index 71e3c41..44ebfd8 100644
--- a/Assets/Src/UI/TimingUi.uss
+++ b/Assets/Src/UI/TimingUi.uss
@@ -39,3 +39,12 @@
 .hidden {
     display: none;
 }
+
+.timingMiddle {
+    flex-direction: row;
+    flex-grow: 1;
+    justify-content: center;
+    align-self: center;
+    margin-top: 20%;
+    -unity-text-align: upper-center;
+}