F1 is for Julian
F1 + 0 = Change Background
F1 + [ = Full HP for Player 1
F1 + ] = Full HP for Player 2
F1 + = Full HP for Player 3
F1 + [minus-key] = drop weapons (including dynamite/shuriken/bow)
F1 + [equals-key] = delete weapons

F2 + (Number Of Character)
Is to change the character to which you want to control!

F10 is to end the battle.