Abaddon

General
Abaddon is the name of a dark fallen god that was outcast by the Gods of Tyria long ago and exiled to the Realm of Torment.

Location
Realm of Torment
 * Abaddon's Gate (Mission)

Trivia

 * Abaddon is Hebrew and means "doom" or "destruction". In the Bible it denotes both a location (the underworld / hell), as well as a creature (a demon / satan). For more information see the Wikipedia article about Abaddon.
 * Concept art for Abbaddon has a face heavily resembling that of the Mursaat's jade minions.