Type in the following codes during gameplay and then hit Enter:
Code Result gsaboff - Creates a technician (boffin) at the cursor. gsabog - Creates a BOG weapon at the cursor that when you pick it up gives you extra defense and lets you lock doors. gsacmdr - Creates a commander at the cursor. gsaheal - Heals all colonists (not terminated) back to full health. gsakill - Kills selected characters (your own, or swaps, selects, and kills aliens). gsaknife- Creates a KNIFE weapon at the cursor that when you pick it up makes you invisible to aliens (they won`t go for you when they would normally see you). gsamedi - Creates a medical officer at the cursor.
Push Enter and then type these cheats:
Code Result gsaroof - Removes all roofs (takes awhile) so you can see into rooms. gsastop - Stops both aliens and colonists from acting, causing them to just stand around; type it again to toggle it off. gsaswap - Swaps sides (allows you to control aliens); use following the kill cheat to eliminate selected aliens. gsawin - Wins the level no matter what (so you can continue to the next).
Thanks to Revolution reader Lord Edgtho!