Key locations in Ultima Underworld

There are not many keys in Ultima Underworld: The Stygian Abyss but the game has no keyring available, thus the player must be judicious about when to throw away a key due to limited inventory space available. Therefore here is a complete overview of the keys, complete with notes about special properties of said keys.

Level 1

Key	Where is it found	What does it open	Notes
	Found in the pack near the starting point on that also hold the spellcasting equipment	The key does open half of the locked doors on the level	Without it you can't leave the starting area.
	One room to the north of the room in the east with the orb that shows the correct path in the void	The key does open the other half of the locked doors on the level
	Behind the lair of the spider Navrey Night-eyes		Unknown, what this one opens.

Level 2

Key	Where is it found	What does it open	Notes
	The spider a bit south of the center of the level, has to be killed to reach it	The key does unlock all locked doors on this level
	In the north-western quadrant of the level, east of the headless maze	The room with Ironwit’s locked-away blueprints in the headless-labyrinth

Level 3

Key	Where is it found	What does it open	Notes
	In a bag in the northern tunnels of the central island	Doors in the thieves camp in the south of the level (notice about thieves)
	In a bag in the northern tunnels of the central island	Doors in the area of the red lizard men, allowing further passage
	Bag in tunnel in western end of the central island	Doors in the area of the green lizard men
	Gold coffer in the separated part of the level leading to the Key of Courage	Door leading to the Key of Courage

Level 4

Key	Where is it found	What does it open	Notes
	Rodrick in the far north has it and must be killed in order to get it	Secret door to Silas' Maze near Rodrick and thus the golden plate, the last quest of the Knights of the Crux Ansata	There is also other good loot in the maze as well.

Level 5

Key	Where is it found	What does it open	Notes
	Dire ghost in Nolant's tomb far in the southeast, has to be killed to gain the key	Unlocks the tomb and the portcullis for the way back

Level 7

Key	Where is it found	What does it open	Notes
	The remains of a poor soul in the northeastern quadrant near the stairs down (access from level 8)	The doors to the lava jumping puzzle, thus creating a veritable shortcut and allowing access to Tyball’s labyrinth
	En route to the prison on this level	Needed to access the chamber of many riches from the lava stream	Since the chamber does include the Crown of Maze Navigation, this key is a must-have.
	The troll jailer in the prison, thus he must be killed quickly Tyball has it on his person, thus he must be killed	Opens up the front door of the prison
	Tyball has it on his person, thus he must be killed	Frees Arial from her shackles. Open the doors of Tyball's hideout. Opens the high-security doors in the prison	Without it you can't proceed.
	Smonden, after freeing him from the prison	The doors that lead to the staircase to the Key of Courage	Naturally, you do need this key.

Please note that the crystal splinter technically isn't a key and thus has a separate entry.

Level 8

Key	Where is it found	What does it open	Notes
	Given by Carasso after freeing him from his cell in the northeast and giving him a certain amount of food	Opens up a way to the Chamber of Virtue without having to walk on lava via a door in the east	The route should be opened anyway, since it is quite convenient.

---

Key Locations
Games	Ultima VI ☥ Ultima Underworld ☥ Ultima VII ☥ Ultima Underworld II ☥ Ultima VII Part Two ☥ Ultima VIII ☥ Ultima IX