Enemy Infestation

*Enter codes during gameplay and press ENTER.
GSABOFF: grants a technician.
GSABOG: grants a BOG defense weapon.
GSACMDR: grants a commander.
GSAHEAL: heals all living colonists.
GSAKNIFE: grants a KNIFE invisibility weapon.
GSAKILL: kills selected unit.
GSAMEDI: grants a medical officer.
GSAROOF: allows you to see through roofs.
GSASTOP: toggles frozen unit mode.
GSASWAP: play as the aliens.
GSAWIN: sucessfully completes current mission.
Level cheat: press [SHIFT]-[CTRL] while clicking on single player.