Zool [cheat] During the game, type: STRETLAMP to enable cheat mode. Then, to activate a cheat, enter its corresponding code below. Cheat Code Invincibility 1 Level skip (+1)* [+] Level skip (-1)* [-] Loose life 2 Restart level 4 * Entered on numeric keypad. A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z