Key Items designed to open doors, or grant passage to certain areas when they are held.

Icon Name Found Location Unlocks Location MK
2142.png Master Key Gotten by choosing it as a gift, or the thief class, at the start of the game.
Buy it for 5,000 souls from Domhnall of Zena after he moves under the bridge by Firelink Shrine.
Unlocks many locks in the early areas.
See which locks it opens in the MK section to the right, or on the Master Key page.
2079.png Dungeon Cell Key Northern Undead Asylum. On corpse dropped into cell. Northern Undead Asylum. Cell door. No
2081.png Undead Asylum F2 East Key Undead Asylum. Gift from half dead knight. Undead Asylum. Door behind boulder trap. No
2105.png Undead Asylum F2 West Key Firelink Shrine. Roof of building flooded with water.
Accessible after unlocking lift to Undead Church.
Undead Asylum. Open the door guarded by Elite Undead, leads to Rusted Iron Ring. No
2080.png Big Pilgrim's Key Dropped by Asylum Demon. Undead Asylum. Exit Asylum. No
2127.png Residence Key Undead Burg. Bought from Undead Merchant. Access 3x Gold Pine Resin in a residence in Undead Burg. Yes
Frees Griggs of Vinheim in Lower Undead Burg. No
2106.png Mystery Key Found behind the first ladder (after armored boar) in Undead Parish. Frees Lautrec. Behind a breakable door, on the second floor of the Undead Church. Yes
2135.png Basement Key Found on steps to Undead Church, right behind the big gate. Unlocks small door at the start of the Hellkite bridge, leading to the Lower Undead Burg No
2103.png Key to Depths Lower Undead Burg. Dropped by Capra Demon. Unlocks door to the Depths. Go down stairs by the Capra location, the door is at the bottom of the tower by two thiefs. No
2124.png Sewer Chamber Key Depths. On a corpse in the room with the giant rat. The key is also accessible from the other side of the iron bars. Unlocks Bonfire room in the first slime-hallway in Depths. Yes
2141.png Blighttown Key Depths. Dropped by Gaping Dragon. Unlocks Blighttown. Huge doors beside Domhnall of Zena (sewer merchant) in Depths. No
2125.png Watchtower Basement Key Darkroot Garden. On top of the tower, after crossing the Moonlight Butterfly bridge. Unlock shortcut between Undead Burg and Darkroot Basin, guarded by Havel. Yes
2061.png Key to New Londo Ruins Blighttown. In Chest at the end of the cave, when entering from Valley of Drakes. Unlocks shortcut between New Londo Ruins and Valley of Drakes. Yes
2102.png Key to the Seal New Londo Ruins. Gift from Ingward after getting the Lordvessel. He will also drop it if killed. Access lower New Londo, Valley of Drakes (2nd entrance) and The Abyss. No
2137.png Cage Key Sen's Fortress. At the bottom of the tower with Crestfallen Merchant. Jump across the broken bridge to access tower. Unlocks hidden cages in Sen's Fortress. Free Logan and a Hero Soul. Yes
Unlocks cage elevator in Sen's Fortress. No
2138.png Archive Tower Cell Key The Duke's Archives. Dropped by sleeping snake-head guard. Opens prison in Archive Tower. Opens third door down from bonfire. No
Archive_Prison_Extra_Key.png Archive Prison Extra Key The Duke's Archives. Found on corpse after dropping down from cell 3 to 4. Opens the other cell doors in Archive Tower.
Also opens second door in the Bonfire cell, and shortcut to gramophone.
Archive_Tower_Giant_Door_Key.png Archive Tower Giant Door Key The Duke's Archives. Found in chest behind gramophone. Exit Archive Tower. No
Archive_Tower_Giant_Cell_Key.png Archive Tower Giant Cell Key The Duke's Archives. Found in chest at bottom of Archives, by the exit to the Crystal Cave. Opens cell behind octopuses. Free Big Hat Logan. No
Annex_Key.png Annex Key Found in dungeon in Painted World of Ariamis. Opens Annex in Painted World. Get Dark Ember. No
2136.png Crest of Artorias Bought from Blacksmith Andrei for 20,000 souls.
Dropped by Blacksmith Andrei
Opens the sealed gate within Darkroot Garden. No
2146.png Peculiar Doll Found inside jail cell, in the Undead Asylum, when returning. Access Painted World of Ariamis. No
Broken Pendant.png Broken Pendant Dropped by the Crystal Golem at the entrance to the Duke's Archives. Dusk of Oolacile must have been rescued for the Crystal Golem to appear.
(AotA only)
Access Lost Oolacile from the Darkroot Basin. No
Crest Key.png Crest Key Found inside a chest in Oolacile Township, near a lit fireplace.
(AotA only)
Access Hawkeye Gough. No

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