diff --git a/MB_FYP/scenes/ai_fighter.tscn b/MB_FYP/scenes/ai_fighter.tscn
index e0c9e16..13496fe 100644
--- a/MB_FYP/scenes/ai_fighter.tscn
+++ b/MB_FYP/scenes/ai_fighter.tscn
@@ -1,16 +1,20 @@
-[gd_scene load_steps=4 format=3 uid="uid://3e6fmds2x8q5"]
+[gd_scene load_steps=6 format=3 uid="uid://3e6fmds2x8q5"]
 
 [ext_resource type="Texture2D" uid="uid://soden53qtfxf" path="res://assets/Ships/Fighters/Enemy/enemyFighter.png" id="1_4l75b"]
 [ext_resource type="Script" path="res://script/ai_fighter.cs" id="1_kyds1"]
+[ext_resource type="FontFile" uid="uid://ryhimaxr7tr4" path="res://assets/Fonts/Kenney Mini Square.ttf" id="3_8bw2f"]
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_6vq6f"]
 radius = 41.0488
 
+[sub_resource type="LabelSettings" id="LabelSettings_lim1q"]
+font = ExtResource("3_8bw2f")
+font_size = 40
+
 [node name="AI_Fighter" type="CharacterBody2D"]
+collision_mask = 13
 motion_mode = 1
 script = ExtResource("1_kyds1")
-type = 1
-faction = 2
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 shape = SubResource("CircleShape2D_6vq6f")
@@ -22,3 +26,24 @@ texture = ExtResource("1_4l75b")
 position = Vector2(0, -58)
 
 [node name="EffectSpawn" type="Node2D" parent="."]
+
+[node name="HealthDisplay" type="Node2D" parent="."]
+position = Vector2(-30, 90)
+scale = Vector2(1.2, 1.2)
+
+[node name="HealthLabel" type="Label" parent="HealthDisplay"]
+offset_right = 65.0
+offset_bottom = 50.0
+text = "100"
+label_settings = SubResource("LabelSettings_lim1q")
+horizontal_alignment = 1
+
+[node name="HPLabel" type="Label" parent="HealthDisplay"]
+offset_left = 62.0
+offset_top = -2.0
+offset_right = 127.0
+offset_bottom = 48.0
+scale = Vector2(0.5, 0.5)
+text = "HP"
+label_settings = SubResource("LabelSettings_lim1q")
+horizontal_alignment = 1
diff --git a/MB_FYP/scenes/game.tscn b/MB_FYP/scenes/game.tscn
index 635d8f0..9c4ec97 100644
--- a/MB_FYP/scenes/game.tscn
+++ b/MB_FYP/scenes/game.tscn
@@ -22,11 +22,9 @@ position = Vector2(1228, 195)
 
 [node name="Asteroid2" parent="Asteroids" instance=ExtResource("3_b8wlr")]
 position = Vector2(332, 661)
-size = 1
 
 [node name="Asteroid3" parent="Asteroids" instance=ExtResource("3_b8wlr")]
 position = Vector2(1450, 641)
-size = 2
 
 [node name="Asteroid4" parent="Asteroids" instance=ExtResource("3_b8wlr")]
 position = Vector2(769, 202)
@@ -41,20 +39,20 @@ position = Vector2(387, 230)
 [node name="Player" parent="Ships/Friendly" instance=ExtResource("1_1w06w")]
 position = Vector2(959, 539)
 scale = Vector2(0.6, 0.6)
-collision_layer = 8
-type = 2
 
 [node name="AI_Fighter" parent="Ships/Friendly" instance=ExtResource("5_nkk10")]
-position = Vector2(1151, 378)
+position = Vector2(1229, 430)
 scale = Vector2(0.6, 0.6)
-faction = 1
+type = 0
+Faction = 1
 
 [node name="Enemy" type="Node" parent="Ships"]
 
 [node name="AI_Fighter" parent="Ships/Enemy" instance=ExtResource("5_nkk10")]
-position = Vector2(992, 205)
+position = Vector2(952, 214)
 scale = Vector2(0.6, 0.6)
 type = 0
+Faction = 2
 
 [connection signal="Exploded" from="Asteroids/Asteroid" to="." method="OnAsteroidExploded"]
 [connection signal="Exploded" from="Asteroids/Asteroid2" to="." method="OnAsteroidExploded"]
diff --git a/MB_FYP/scenes/player.tscn b/MB_FYP/scenes/player.tscn
index e3e5762..4573051 100644
--- a/MB_FYP/scenes/player.tscn
+++ b/MB_FYP/scenes/player.tscn
@@ -8,10 +8,9 @@
 radius = 41.0488
 
 [node name="Player" type="CharacterBody2D"]
-collision_mask = 5
+collision_mask = 13
 motion_mode = 1
 script = ExtResource("1_lhmq0")
-color = 1
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 shape = SubResource("CircleShape2D_btpq3")
diff --git a/MB_FYP/scenes/ship.tscn b/MB_FYP/scenes/ship.tscn
index 566acec..5d84334 100644
--- a/MB_FYP/scenes/ship.tscn
+++ b/MB_FYP/scenes/ship.tscn
@@ -7,6 +7,7 @@
 radius = 41.0488
 
 [node name="Ship" type="CharacterBody2D"]
+collision_mask = 13
 motion_mode = 1
 script = ExtResource("1_u8ww1")
 
diff --git a/MB_FYP/script/Laser.cs b/MB_FYP/script/Laser.cs
index 1f5b895..8e8b0e4 100644
--- a/MB_FYP/script/Laser.cs
+++ b/MB_FYP/script/Laser.cs
@@ -6,6 +6,8 @@ public partial class Laser : Area2D
 	[Export]
 	public int Speed { get; set;} = 2000;
 
+	public ship Shooter;
+
 	public Vector2 MovementVector { get; set; } = new Vector2(0, -1);
 
 	
@@ -13,6 +15,11 @@ public partial class Laser : Area2D
 	{
 		QueueFree();
 	}
+
+	public override void _Ready()
+	{
+		Connect("body_entered", new Callable(this, nameof(OnBodyEntered)));
+	}
 	public override void _PhysicsProcess(double delta)
 	{
 		GlobalPosition += MovementVector.Rotated(Rotation) * Speed * (float)delta;
@@ -26,4 +33,37 @@ public partial class Laser : Area2D
 			QueueFree();
 		}
 	}
+
+	private bool ValidTargetFaction(ship body)
+	{
+		return Shooter.Faction switch
+		{
+			ship.ShipFaction.PLAYER => body.Faction is ship.ShipFaction.ENEMY or ship.ShipFaction.ACE,
+			ship.ShipFaction.ENEMY => body.Faction is ship.ShipFaction.FRIENDLY or ship.ShipFaction.PLAYER,
+			ship.ShipFaction.FRIENDLY => body.Faction is ship.ShipFaction.ENEMY or ship.ShipFaction.ACE,
+			ship.ShipFaction.ACE => body.Faction is ship.ShipFaction.FRIENDLY or ship.ShipFaction.PLAYER,
+			_ => throw new ArgumentOutOfRangeException() // thank you rider very cool
+		};
+	}
+	
+	private void OnBodyEntered(Node body)
+	{
+		GD.Print("Laser hit something: ", body.Name);
+
+		if (body is ship target)
+		{
+			if (Shooter != null && !ValidTargetFaction(target))
+			{
+				GD.Print("friendly fire");
+				QueueFree();
+				return; // prevent friendly fire
+			}
+			else
+			{
+				GD.Print("Hit type: ", body.GetType());
+				target.ShipDamage(Shooter.Damage);
+				QueueFree();
+			}
+		}
+	}
 }
diff --git a/MB_FYP/script/ai_fighter.cs b/MB_FYP/script/ai_fighter.cs
index ce39194..734d96b 100644
--- a/MB_FYP/script/ai_fighter.cs
+++ b/MB_FYP/script/ai_fighter.cs
@@ -11,6 +11,9 @@ public partial class ai_fighter : ship
     [Export]
     public float EngageDistance = 300f;
 
+    private Label HealthLabel;
+    private Label HPLabel;
+
     //retreat logic
     private float previousDistance = 0f;
     private float stuckTime = 0f;
@@ -24,10 +27,19 @@ public partial class ai_fighter : ship
         SetShipStats();
         SetupVisual();
         Sprite.Texture = GD.Load<Texture2D>(spritePath);
+        
+        HealthLabel = GetNode<Label>("HealthDisplay/HealthLabel");
+        UpdateHealthLabel(Health);
 
         LaserSpawn = GetNode<Node2D>("LaserSpawn");
     }
 
+    public override void _Process(double delta)
+    {
+        base._Process(delta);
+        HealthLabel.GetParent<Node2D>().GlobalRotation = 0f;
+    }
+
     public override void _PhysicsProcess(double delta)
     {
         UpdateMovement(delta);
@@ -41,7 +53,27 @@ public partial class ai_fighter : ship
         return;
     }
 
+    private void UpdateHealthLabel(int health)
+    {
+        HealthLabel.Text = health.ToString();
+        float percentage =  (float)Health / MaxHealth;
+
+        HealthLabel.Modulate = percentage switch
+        {
+            <= 0.25f => new Color(1f, 0f, 0f),
+            <= 0.5f => new Color(1f, 0.5f, 0f),
+            <= 0.75f => new Color(1f, 1f, 0f),
+            _ => new Color(0.07f,0.6f, 0.07f)
+        }; // thank you rider
+    }
+
     // COMBAT
+    public override void ShipDamage(int damage)
+    {
+        base.ShipDamage(damage);
+        UpdateHealthLabel(Health);
+    }
+
     private void HandleFiring(double delta)
     {
         //GD.Print(Name, ": checking fire");
@@ -78,11 +110,11 @@ public partial class ai_fighter : ship
         float closestDistance = Mathf.Inf;
 
         Node shipParent = null;
-        if (faction == ShipFaction.FRIENDLY)
+        if (Faction == ShipFaction.FRIENDLY)
         {
             shipParent = GetTree().Root.GetNode("Game/Ships/Enemy");
         }
-        else if (faction == ShipFaction.ENEMY || faction == ShipFaction.ACE)
+        else if (Faction == ShipFaction.ENEMY || Faction == ShipFaction.ACE)
         {
             shipParent = GetTree().Root.GetNode("Game/Ships/Friendly");
         }
@@ -133,7 +165,7 @@ public partial class ai_fighter : ship
     private void HandleThrust(float angleDiff, float distance)
     {
 
-        GD.Print(Name, " | angleDiff: ", Mathf.RadToDeg(angleDiff), " | velocity: ", Velocity.Length());
+        //GD.Print(Name, " | angleDiff: ", Mathf.RadToDeg(angleDiff), " | velocity: ", Velocity.Length());
 
         float retreatThreshold = EngageDistance * 0.75f; // retreat distance
 
diff --git a/MB_FYP/script/asteroid.cs b/MB_FYP/script/asteroid.cs
index 26b49e4..d3f8336 100644
--- a/MB_FYP/script/asteroid.cs
+++ b/MB_FYP/script/asteroid.cs
@@ -8,61 +8,62 @@ public partial class asteroid : Area2D
 
     public enum AsteroidSize {LARGE, MEDIUM, SMALL};
 
-    private string[] LargeAsteroidTexture = new string[]  {"res://assets/PNG/Meteors/meteorBrown_big1.png", 
+    private string[] _largeAsteroidTexture = new string[]  {"res://assets/PNG/Meteors/meteorBrown_big1.png", 
                                             "res://assets/PNG/Meteors/meteorBrown_big4.png", 
                                             "res://assets/PNG/Meteors/meteorGrey_big4.png"};
 
-    private string[] MediumAsteroidTexture = new string[]  {"res://assets/PNG/Meteors/meteorGrey_med1.png",
+    private string[] _mediumAsteroidTexture = new string[]  {"res://assets/PNG/Meteors/meteorGrey_med1.png",
                                             "res://assets/PNG/Meteors/meteorBrown_med3.png",
                                             "res://assets/PNG/Meteors/meteorBrown_med1.png"};
 
-    private string[] SmallAsteroidTexture = new string[] {"res://assets/PNG/Meteors/meteorBrown_small1.png", 
+    private string[] _smallAsteroidTexture = new string[] {"res://assets/PNG/Meteors/meteorBrown_small1.png", 
                                             "res://assets/PNG/Meteors/meteorBrown_small2.png", 
                                             "res://assets/PNG/Meteors/meteorGrey_small1.png"};                                        
                                             
 
     [Export]
-    public AsteroidSize size;
-    public int Speed = 200;
+    public AsteroidSize Size;
 
-    public Vector2 MovementVector;
+    private int _speed = 200;
 
-    public Sprite2D Sprite = new Sprite2D();
+    private Vector2 _movementVector;
 
-    public CollisionShape2D ColShape = null;
+    private Sprite2D _sprite = new Sprite2D();
+
+    private CollisionShape2D _colShape;
 
     public override void _Ready()
     {
-        Sprite = GetNode<Sprite2D>("Sprite2D");
-        ColShape = GetNode<CollisionShape2D>("CollisionShape2D");
+        _sprite = GetNode<Sprite2D>("Sprite2D");
+        _colShape = GetNode<CollisionShape2D>("CollisionShape2D");
         var rand = new Random();
         Rotation = (float)rand.NextDouble();
         Rotation = (float)((Rotation * 2) * 3.14);
-        MovementVector = new Vector2(0, -1);
+        _movementVector = new Vector2(0, -1);
 
 
-        CircleShape2D ColShapeL;
-        switch (size)
+        CircleShape2D colShapeL;
+        switch (Size)
         {
             case AsteroidSize.LARGE:
-                Speed = rand.Next(5, 15);
-                Sprite.Texture = GD.Load<Texture2D>(LargeAsteroidTexture[rand.Next(3)]);
-                ColShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_big.tres");
-                ColShape.SetDeferred("shape", ColShapeL);
+                _speed = rand.Next(5, 15);
+                _sprite.Texture = GD.Load<Texture2D>(_largeAsteroidTexture[rand.Next(3)]);
+                colShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_big.tres");
+                _colShape.SetDeferred("shape", colShapeL);
                 break;
             
             case AsteroidSize.MEDIUM:
-                Speed = rand.Next(25, 50);
-                Sprite.Texture = GD.Load<Texture2D>(MediumAsteroidTexture[rand.Next(3)]);
-                ColShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_medcircle.tres");
-                ColShape.SetDeferred("shape", ColShapeL);
+                _speed = rand.Next(25, 50);
+                _sprite.Texture = GD.Load<Texture2D>(_mediumAsteroidTexture[rand.Next(3)]);
+                colShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_medcircle.tres");
+                _colShape.SetDeferred("shape", colShapeL);
                 break;
 
             case AsteroidSize.SMALL:
-                Speed = rand.Next(50, 75);
-                Sprite.Texture = GD.Load<Texture2D>(SmallAsteroidTexture[rand.Next(3)]);
-                ColShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_smallcircle.tres");
-                ColShape.SetDeferred("shape", ColShapeL);
+                _speed = rand.Next(50, 75);
+                _sprite.Texture = GD.Load<Texture2D>(_smallAsteroidTexture[rand.Next(3)]);
+                colShapeL = GD.Load<CircleShape2D>("res://assets/CollisionShapes/asteroid_cshape_smallcircle.tres");
+                _colShape.SetDeferred("shape", colShapeL);
                 break;
         }
     }
@@ -72,26 +73,31 @@ public partial class asteroid : Area2D
         //DEBUG PRINT
         GD.Print($"DEBUG: Explode() called for {Name} at {GlobalPosition}");
         GD.Print($"DEBUG: {Name} calling Explode()");
-        EmitSignal(SignalName.Exploded, GlobalPosition, (int)size);
+        EmitSignal(SignalName.Exploded, GlobalPosition, (int)Size);
         QueueFree();
     }
 
-    public void OnBodyEntered(CharacterBody2D body)
+    private static void OnBodyEntered(CharacterBody2D body)
     {
-        if (body is player player)
+        /*if (body is player player)
         {
             player.ShipDamage(30);
             GD.Print("player asteroid collide");
-        }
+        }*/
+
+        if (body is not ship ship) return;
+        ship.ShipDamage((30));
+        GD.Print(("ship asteroid collide"));
+        GD.Print(ship.Name, ship.Health);
     }
 
 
     public override void _PhysicsProcess(double delta)
     {
-        GlobalPosition += MovementVector.Rotated(Rotation) * Speed * (float)delta;
-        CircleShape2D circleshape = (CircleShape2D)ColShape.Shape;
-        var radius = circleshape.Radius;
-        var ScreenSize = GetViewportRect().Size;
+        GlobalPosition += _movementVector.Rotated(Rotation) * _speed * (float)delta;
+        CircleShape2D circleShape = (CircleShape2D)_colShape.Shape;
+        var radius = circleShape.Radius;
+        var screenSize = GetViewportRect().Size;
 
         /*
         if (GlobalPosition.Y + radius < 0)
diff --git a/MB_FYP/script/camera.cs b/MB_FYP/script/camera.cs
index 9cfa625..c854d3d 100644
--- a/MB_FYP/script/camera.cs
+++ b/MB_FYP/script/camera.cs
@@ -7,18 +7,18 @@ public partial class camera : Camera2D
 	[Export] public float SmoothingSpeed = 0.05f;
 	// Called when the node enters the scene tree for the first time.
 
-	public CharacterBody2D Player;
+	private CharacterBody2D _player;
 
 	public override void _Ready()
 	{
 
-		Player = GetParent<CharacterBody2D>();
+		_player = GetParent<CharacterBody2D>();
 	}
 
 	public override void _Process(double delta)
 	{
-		Vector2 playerPos = Player.GlobalPosition;
-		Vector2 playerV = Player.Velocity;
+		Vector2 playerPos = _player.GlobalPosition;
+		Vector2 playerV = _player.Velocity;
 		Vector2 direction = playerV.Normalized();
 		Vector2 cameraTargetPos = playerPos + OffsetAmount * direction;
 		GlobalPosition = GlobalPosition.Lerp(cameraTargetPos, SmoothingSpeed);
diff --git a/MB_FYP/script/game.cs b/MB_FYP/script/game.cs
index e3831fe..39e77fe 100644
--- a/MB_FYP/script/game.cs
+++ b/MB_FYP/script/game.cs
@@ -3,28 +3,28 @@ using System;
 
 public partial class game : Node2D
 {
-	public Node Lasers = null;
-	public CharacterBody2D Player = null;
-	public Node Asteroids = null;
+	public Node Lasers;
+	public CharacterBody2D Player;
+	public Node Asteroids;
 
-	public Node Friendlies = null;
+	public Node Friendlies;
 
-	public Node Enemies = null;
+	public Node Enemies;
 
-	public Node Ships = null;
+	public Node Ships;
 
-	public Control HUD = null;
+	public Control HUD;
 
-	public Label ScoreLabel = null;
+	public Label ScoreLabel;
 
-	public Label HealthLabel = null;
+	public Label HealthLabel;
 
-	public Label FlightAssistLabel = null;
+	public Label FlightAssistLabel;
 
-	public hud h;
+	public hud H;
 
 
-	private readonly PackedScene AsteroidScene = GD.Load<PackedScene>("res://scenes/asteroid.tscn");
+	private readonly PackedScene _asteroidScene = GD.Load<PackedScene>("res://scenes/asteroid.tscn");
 
 	public int Score = 0;
 
@@ -82,7 +82,7 @@ public partial class game : Node2D
 			UpdateFALabel();
 		}
 
-		/* //AUTO SPAWN AFTER CLEAR
+		 //AUTO SPAWN AFTER CLEAR
 		if (Asteroids.GetChildCount() == 0)
 		{
 			Random rand = new Random();
@@ -90,15 +90,15 @@ public partial class game : Node2D
 			{
 				SpawnAsteroid(new Vector2(rand.Next(10, 800), rand.Next(10, 800)), (int)asteroid.AsteroidSize.LARGE);
 			}
-		}*/
+		}
 	}
 
 	public void SpawnAsteroid(Vector2 position, int size)
 	{
 		var a = new asteroid();
-		a = AsteroidScene.Instantiate<asteroid>();
+		a = _asteroidScene.Instantiate<asteroid>();
 		a.GlobalPosition = position;
-		a.size = (asteroid.AsteroidSize)size;
+		a.Size = (asteroid.AsteroidSize)size;
 		a.Exploded += OnAsteroidExploded;
 		Asteroids.CallDeferred("add_child", a);
 	}
@@ -135,10 +135,10 @@ public partial class game : Node2D
 		Lasers.AddChild(Laser);
 	}
 
-	public void OnPlayerLaserShot(Area2D Laser)
+	public void OnPlayerLaserShot(Area2D laser)
 	{
-		Lasers.AddChild(Laser);
-		GD.Print(Laser.Position);
+		Lasers.AddChild(laser);
+		GD.Print(laser.Position);
 		GD.Print(Player.Position);
 	}
 
@@ -149,7 +149,13 @@ public partial class game : Node2D
 
 	public void OnPlayerDeath()
 	{
-		GetTree().ReloadCurrentScene(); //Reload scene to act as restart
+		CallDeferred(nameof(SafeReloadScene)); //Reload scene to act as restart
+	}
+
+	private void SafeReloadScene()
+	{
+		GD.Print("Reloading scene");
+		GetTree().ReloadCurrentScene();
 	}
 
 	public void OnAsteroidExploded(Vector2 pos, int size)
diff --git a/MB_FYP/script/hud.cs b/MB_FYP/script/hud.cs
index ae90f57..e0f3db0 100644
--- a/MB_FYP/script/hud.cs
+++ b/MB_FYP/script/hud.cs
@@ -3,16 +3,16 @@ using System;
 
 public partial class hud : Control
 {
-    public Label Score = new();
-    public Label FlightAssist = new();
+    private Label _score = new();
+    private Label _flightAssist = new();
 
     public override void _Ready()
     {
-        Score = GetNode<Label>("Score");
-        Score.Text = "SCORE: 0";
+        _score = GetNode<Label>("Score");
+        _score.Text = "SCORE: 0";
         // Keeping health being initialised in game.cs
 
-        FlightAssist = GetNode<Label>("FlightAssist");
-        FlightAssist.Text = "FA: ON"; // Should be on by default
+        _flightAssist = GetNode<Label>("FlightAssist");
+        _flightAssist.Text = "FA: ON"; // Should be on by default
     }
 }
\ No newline at end of file
diff --git a/MB_FYP/script/main_menu.cs b/MB_FYP/script/main_menu.cs
index 6d0bf2f..bde0508 100644
--- a/MB_FYP/script/main_menu.cs
+++ b/MB_FYP/script/main_menu.cs
@@ -21,7 +21,7 @@ public partial class main_menu : Control
 		GetTree().Quit();
 	}
 
-	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	// Called every frame. 'delta' has been the elapsed time since the previous frame.
 	public override void _Process(double delta)
 	{
 	}
diff --git a/MB_FYP/script/player.cs b/MB_FYP/script/player.cs
index a8b5752..3fbb4aa 100644
--- a/MB_FYP/script/player.cs
+++ b/MB_FYP/script/player.cs
@@ -12,20 +12,20 @@ public partial class player : ship // Inherits from base ship class
 	public delegate void PlayerDeathEventHandler();
 
 	[Export]
-	public ShipColor color;
+	public ShipColor Color;
 	
 	[Export]
 	public float FlightAssistValue { get; set; } = 2.5f;
 
 
-	public void GetInput()
+	private void GetInput()
 	{
 		/*LookAt(GetGlobalMousePosition()); //used for mouse-based rotation and movement
 		Velocity = Transform.X * Input.GetAxis("down", "up") * Speed;
 		*/
 		
 		// Movement, could probably move into its own methods instead of GetInput()
-		_rotationDirection = (int)Input.GetAxis("left", "right");
+		RotationDirection = (int)Input.GetAxis("left", "right");
 		Velocity += (Transform.X * Input.GetAxis("strafe_left", "strafe_right") * StrafeSpeed) + (Transform.Y * Input.GetAxis("up", "down") * MainSpeed);
 		Velocity = Velocity.LimitLength(MaxSpeed);
 
@@ -48,9 +48,14 @@ public partial class player : ship // Inherits from base ship class
     {
         base.ShipDamage(damage);
 		EmitSignal(SignalName.HealthUpdate, Health);
+
+		if (Health <= 0)
+		{
+			EmitSignal(SignalName.PlayerDeath);
+		}
     }
 
-	public void ToggleFlightAssist()
+    private void ToggleFlightAssist()
 	{
 		if (FlightAssistValue == 0f){FlightAssistValue = 2.5f;}
 		else {FlightAssistValue = 0;}
@@ -59,22 +64,15 @@ public partial class player : ship // Inherits from base ship class
     public override void _Ready()
 	{	
 		SetupVisual();
-		GD.Print(faction);
+		GD.Print(Faction);
 
-		switch(color)
+		this.spritePath = Color switch
 		{
-			case ShipColor.RED:
-			this.spritePath = this.spritePath + "ShipRed.png";
-			break;
-			
-			case ShipColor.GREEN:
-			this.spritePath = this.spritePath + "ShipGreen.png";
-			break;
-			
-			case ShipColor.BLUE:
-			this.spritePath = this.spritePath + "ShipBlue.png";
-			break;
-		}
+			ShipColor.RED => this.spritePath + "ShipRed.png",
+			ShipColor.GREEN => this.spritePath + "ShipGreen.png",
+			ShipColor.BLUE => this.spritePath + "ShipBlue.png",
+			_ => this.spritePath
+		};
 		GD.Print(spritePath);
 		Sprite.Texture = GD.Load<Texture2D>(spritePath);
 
@@ -90,23 +88,18 @@ public partial class player : ship // Inherits from base ship class
 	{
 		fireTimer -= (float)delta;
 
-		if(Input.IsActionJustPressed("shoot"))
+		if(Input.IsActionPressed("shoot"))
 		{
 			if (fireTimer > 0f) return;
 			ShootLaser();
 			fireTimer = FireCooldown;
 		}
 
-		if (Health <= 0)
-		{
-			EmitSignal(SignalName.PlayerDeath);
-		}
-
 	}
 	public override void _PhysicsProcess(double delta)
 	{ // every frame
 		GetInput();
-		Rotation += _rotationDirection * RotationSpeed * (float)delta;
+		Rotation += RotationDirection * RotationSpeed * (float)delta;
 		Velocity.LimitLength(MaxSpeed);
 
 		//GD.Print(MainSpeed);
diff --git a/MB_FYP/script/ship.cs b/MB_FYP/script/ship.cs
index 909b0a8..744cb7f 100644
--- a/MB_FYP/script/ship.cs
+++ b/MB_FYP/script/ship.cs
@@ -1,4 +1,3 @@
-using System.Collections;
 using Godot;
 
 public partial class ship : CharacterBody2D
@@ -31,7 +30,7 @@ public partial class ship : CharacterBody2D
     [Export]
     public ShipType type;
     [Export]
-    public ShipFaction faction;
+    public ShipFaction Faction;
 
     public Sprite2D Sprite = new Sprite2D();
 
@@ -39,20 +38,21 @@ public partial class ship : CharacterBody2D
     
     protected float fireTimer = 0f;
 
-    protected string spritePath = "";
+    public string spritePath = "";
 
-    protected int _rotationDirection;
+    protected int RotationDirection;
     protected readonly PackedScene LaserScene = GD.Load<PackedScene>("res://scenes/laser.tscn");
 
 
     public virtual void ShootLaser()
     {
-        GD.Print(Name, ": firing laser");
+        //GD.Print(Name, ": firing laser");
 
-        Node2D Laser = LaserScene.Instantiate<Node2D>();
-        Laser.Position = LaserSpawn.GlobalPosition;
-        Laser.Rotation = Rotation;
-        EmitSignal(SignalName.LaserShot, Laser);
+        Laser laser = LaserScene.Instantiate<Laser>();
+        laser.Position = LaserSpawn.GlobalPosition + -Transform.Y * 25f;
+	    laser.Shooter = this;
+        laser.Rotation = Rotation;
+        EmitSignal(SignalName.LaserShot, laser);
     }
 
     protected virtual void SetupVisual()
@@ -60,7 +60,7 @@ public partial class ship : CharacterBody2D
         Sprite = GetNode<Sprite2D>("ShipSprite");
 		spritePath = ""; // Have to initialise as "" because of switch statements
 
-		if (faction == ShipFaction.PLAYER)
+		if (Faction == ShipFaction.PLAYER)
         {
             switch (type)
 		    {
@@ -77,7 +77,7 @@ public partial class ship : CharacterBody2D
 			    break; 
 		    }
         }
-        else if (faction == ShipFaction.FRIENDLY)
+        else if (Faction == ShipFaction.FRIENDLY)
         {
             switch (type)
             {
@@ -95,7 +95,7 @@ public partial class ship : CharacterBody2D
             }
         }
         
-        else if (faction == ShipFaction.ENEMY)
+        else if (Faction == ShipFaction.ENEMY)
         {
             switch (type)
             {
@@ -112,7 +112,7 @@ public partial class ship : CharacterBody2D
 			    break;
             }
         }
-        else if (faction == ShipFaction.ACE)
+        else if (Faction == ShipFaction.ACE)
         {
             switch (type)
             {
@@ -129,7 +129,7 @@ public partial class ship : CharacterBody2D
 			    break;
             }
         }
-        if (faction == ShipFaction.ENEMY || faction ==ShipFaction.FRIENDLY)
+        if (Faction == ShipFaction.ENEMY || Faction == ShipFaction.FRIENDLY)
         {
             Sprite.RotationDegrees = 180;
         }
@@ -181,7 +181,17 @@ public partial class ship : CharacterBody2D
     public virtual void ShipDamage(int damage)
     {
         Health -= damage;
-        if (Health < 0){ Health = 0;}
+        if (Health <= 0)
+        {
+	        Explode();
+        }
+        GD.Print(Name, " health: ", Health);
+    }
+
+    public virtual void Explode()
+    {
+	    GD.Print(Name, " exploded");
+	    QueueFree();
     }
 
     public override void _Ready()
@@ -193,7 +203,7 @@ public partial class ship : CharacterBody2D
     public override void _PhysicsProcess(double delta)
     {
         // Common movement logic for all ships
-        Rotation += _rotationDirection * RotationSpeed * (float)delta;
+        Rotation += RotationDirection * RotationSpeed * (float)delta;
         Velocity.LimitLength(MaxSpeed);
         
         MoveAndSlide();