GXOGZZVG        Infinite bullets 
IASGUSZA        Fewer bullets picked up
GPSGUSZA        More bullets picked up 
AZNIEXGL        Faster timer
GZNGOTOY        Immune to physical damage
GZOKSSON        Immune to weapon damage 
GXNGPOSN        Immune to damage in maze
XTNIVXXK        Stop timer
AYNIEXGL + AYVISXGL     Slower timer