Hold F10 and enter one of the following codes. Then, hold F10 and press F5 to activate the corresponding cheat function as many times as needed. To enter another code, hold F10 and press F6 to disable the current code. Then, hold F10 and enter the next code.
Restore shield: F2, F1, F4, F3
Blue player turns black: F2, F1, F4, F3, F3, F4, F1, F2
Reload weapon 0: F2, F4, F1, F3, F1, F3, F4, F2
Reload weapon 1: F4, F3, F1, F2, F4, F3, F1, F2
Reload weapon 2: F2, F1, F2, F4, F2, F1, F3