FOR THE PLAYER ON THE RIGHT: O is to hit to the left and P hits right, jump is U ARROW combo that with O or P and combo with DOWN ARROW O or P press H to activate upgrades. L is the shield FOR THE PLAYER ON THE LEFT: E is to hit to the left and R hits right, jump is W, combo that with E or R and combo with S and O or P, press H to activate upgrades. F is shield
I made this myself.