? Single Player Mode:
o Movement: W, A, S, D
o Shooting: SPACE
o Weapon Switching: Use Q, E, or keys 1-5
? Co-op Mode:
o Player 1:
? Movement: Arrow keys
? Shooting: L
? Weapon Switching: Use "," and "."
o Player 2:
? Movement: W, A, S, D
? Shooting: SPACE
? Weapon Switching: Use Q and E
