Sometimes, Archdemons group up and form cabals. At least three of such cabals are known:
- The Triangle of Terror, consisting of 3 (Ghazbaran, Morgaroth, and Zoralurk);
- The Ruthless Seven, consisting of 7 (Apocalypse, Ashfalor, Bazir, Infernatil, Pumin, Tafariel and Verminor);
- The Ruthless Seven Minions, consisting of 7 (Annihilon, Golgordan, Hellgorak, Latrivan, Madareth, Ushuriel, and Zugurosh).
See also: Demons, Demon Lords, and Demon Overlords