Ultima Underworld: The Stygian Abyss Cheats & Codes for PC 

Ultima Underworld: The Stygian Abyss is a first-person role-playing video game (RPG) developed by Blue Sky Productions (later Looking Glass Studios) and published by Origin Systems. Released in March 1992, the game is set in the fantasy world of the Ultima series. It takes place inside the Great Stygian Abyss: a large cave system that contains the remnants of a failed utopian civilization. The player assumes the role of the Avatar—the Ultima series's protagonist—and attempts to find and rescue a baron's kidnapped daughter.
Cheat codes, console commands, secrets:
Enter one of the following codes during game
play to activate the cheat function.
[F10]+[G] - Unlimited strength
[F10]+[I] - More light
[F10]+[W] - Level skip
[F10]+[Z] - Stop time and monsters

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.
Cheat codes, console commands, secrets and system requirements for Ultima Underworld: The Stygian Abyss free online.

Game description

DOS FM Towns PC-98 PlayStation Windows Mobile
Game Developer:
Blue Sky Productions
Game Genre:
First-person action RPG, dungeon crawler
Game Series:
Game Mode:
Game Publisher:
Origin Systems