This is a 4 local multiplayer game so here are the controls (works with controllers too.)
Player 1: a, d, space, s, left shift
Player 2: left, right, up, down, right shift
Player 3: [Number pad] 1, 3, 5, 2, enter
Player 4: j, l, i, k, b
Use R to restart if necessary.
This is an old project.