Tribunal:Essential NPCs

The NPCs on this list are considered "Essential" by the game. If any of them are killed at any time, you will receive a message stating:

With this character's death, the thread of prophecy is severed. Restore a saved game to restore the weave of fate, or persist in the doomed world you have created.

NPC	Location	When Essential
Almalexia	Mournhold Temple: High Chapel	Until The Mad God.
Apelles Matius	Ebonheart
Asciene Rane	Ebonheart, Grand Council Chambers	Asciene Rane is the only way of reaching Mournhold without using a Recall spell or Barilzar's Mazed Band
Barenziah	Mournhold, Royal Palace: Barenziah's Chambers
Effe-Tei	Mournhold, Royal Palace: Reception Area	Effe-Tei is your only way back to Vvardenfell unless you have a Mark set there or you use a teleport cheat.
Fedris Hler	Mournhold, Temple District, Reception Area
Gavas Drin	Mournhold, Office of the Lord Archcanon
Karrod	Mournhold, Royal Palace: Throne Room	Karrod gives you one of the pieces needed to forge Trueflame, the sword of Nerevarine.
King Hlaalu Helseth	Mournhold, Royal Palace	Helseth gives you several quests, but once you have finished them and he is of no more use to you, you may kill him. Besides, he's got a really nice ring.
Radac Stungnthumz	Bamz-Amschend, Radac's Forge	He may be killed in order to trap his soul, after The Blade of Nerevar quest.
Tienius Delitian	Mournhold, Royal Palace Throne Room	Similarly to King Helseth, after completing Delitian's quests, he may be killed without further recourse. You may wish to do this in order to obtain his sword, Gravedigger, an extremely powerful enchanted Daedric dai-katana.