A Cacodemon and his friends enjoy their lives without Doomguy to bother them.
For player 1: arrow keys to move
Spacebar to high jump
Left arrow + Ctrl to dash left, right arrow + \ to dash right
For all characters: P to pause, F to enter fullscreen, Backspace to restart the level, and ` to restart the whole game.
For player 2: WAD to move
S to high jump
A + Ctrl to dash left, D + \ to dash right
For player 3: = [ ] to move
' to high jump
[ + Ctrl to dash left, ] + \ to dash right
Based on DOOM by ID Software and Bethesda Softworks