Game Cheat Code, Tips and Hints for: Metafight EX – GameBoy Color Passwords Stage 1. E6C3D3KF Stage 2. E6D3D3KG Stage 3. E7C3D3KH Stage 4. E7D3D3KI Stage 5. F6C3D3KQ Stage 6. F6D3D3KR Stage 7. F7C3D3KU Stage 8. F7D3D3KT