First, enter ICHEAT as your name, then enter the codes while playing.
| Dancer | Down, Up, C-Up, Down, C-Right, C-Right |
| Suffer mode | C-Down, Up, Z, Z, C-Right, C-Right |
| Smart Bomb | A, C-Up, C-Up, Up + Left |
| All weapons | A, Right, C-Down, C-Right, C-Up, A, Left |
| Weapons power-up | Down, Up, Up, Z, Z, Left, Right |
| Surreal graphics | Down, Up, Right, Right, Right, A, Left |
| All artifacts | Up, C-Down, C-Right, Z, Up, Left |
| Weak Boss | Z, C-Right, C-Right, B, Left, C-Right |
| Mutant alien | C-Down, Up, Z, Z, C-Right, Right |
| Fat legged aliens | Left, A, Right, Down |
| Restore health & fuel | Down, Up, Right, A, B, Left, C-Right |
| Tall Adam | B, A, C-Up, A, C-Up, A |
| Short Adam | Down, C-Left, A, Right, Z |
| Black Adam | C-Left, C-Right, A, C-Down, C-Right, Left |
| Kill Adam | B, Left, C-Right, C-Right, Down |
