NInfinite lives Z 8 31224 182 0 NInfinite ammo Z 8 29682 182 0 NImmunity Z 8 27555 201 0 NNo aliens Z 8 27464 0 0 NNo floor crack [required even with Immunity] Z 8 34279 201 0 NNo shield decrease [not relevant with Immunity] M 8 29481 0 0 M 8 29482 0 0 Z 8 29483 0 0 NLevel no (during ammo placement screen) Z 8 27900 0 0 NStart Level (0-30) M 8 30875 62 0 M 8 30876 256 0 M 8 30877 0 0 Z 8 30878 0 0 NScroll through Ammo levels M 8 42645 0 0 M 8 42646 0 0 Z 8 42647 0 0 Y