Ultima Underworld: The Stygian Abyss [cheats]
Enter one of the following codes during game play to activate the corresponding cheat function.
Unlimited strength [F10]G
More light [F10]I
Level skip [F10]W
Stop time and monsters [F10]Z
Unlimited scrolls and potions:
Use a fireball spell on a potion or scroll. Collect the remnants of the destroyed item and use it. The remnants will have the same effect as the original potion or scroll and may be used an unlimited amount of time.