Games like Ultima Underworld: The Stygian Abyss
5 Games Similar to Ultima Underworld: The Stygian Abyss

Wizardry 7: Crusaders of the Dark Savant
Wizardry 7 begins where Wizardry 6 left off.

ShadowCaster
Shadowcaster is an action RPG with a twist.

Wizardry 6: Bane of the Cosmic Forge
The Bane Of The Cosmic Forge is the first part in the three-game story arc that spans Wizardry 6-8.

Wizardry: Proving Grounds of the Mad Overlord
It was the first first-person dungeon crawl.

Arcmaze
First-person browser global MMORPG in dark fantasy genre.