Added Golden Axe Warrior. Added Debugger.

Desktop/Form1.cs

@@ -1,10 +1,50 @@
+using System.Reflection;
+using System.Reflection.PortableExecutable;
+using Core;
 namespace Desktop
 {
     public partial class Form1 : Form
     {
+        private SmsMachine _machine = null!;
+        private DebuggerForm _debugger;
+
+        public ushort? Breakpoint
+        {
+            get => _machine?.Breakpoint;
+            set { if (_machine != null) _machine.Breakpoint = value; }
+        }
+
         public Form1()
         {
             InitializeComponent();
+            _machine = new SmsMachine();
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            // 1. Load a commercial Master System ROM!
+            
+                byte[] rom = File.ReadAllBytes(@"C:\Parsons\Local Code Projects\ParsonsMasterSystem2026\Desktop\ROMS\Golden Axe Warrior.sms");
+            
+            
+            try
+            {
+
+                // 2. Jam it into the Sega Mapper
+                _machine.LoadCartridge(rom);
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show(ex.Message);
+            }
+
+            // 3. Open the Debugger to look around
+            if (_debugger == null || _debugger.IsDisposed)
+                {
+                    _debugger = new DebuggerForm(_machine.Cpu, _machine.MemoryBus, this);
+                    _debugger.Show();
+                }
+            
         }
     }
 }