Duergar

Duergar are a race of Dwarves that live in the Underdark.

Creature Information
Duergar are characterized by ash-grey colored skin. They seem to have very similar technological styles to the Dwarves, though every structure and weapon they make is made up of only stone and metal. The Duergar also seem to use a Monarchy system of leadership, having an established King and Queen within their society. They are considered evil, and are enemies of the Dwarves.

Vox Machina fought many Duergar during their time in the Underdark. They also infiltrated and destroyed a Duergar stronghold called Emberhold. They also killed the King and Queen of Emberhold.

Some Duergar apparently have domesticated basilisks as weapons to be used in combat.

Religion
The Duergar have their own gods which they worship.
 * Aduger: God of power, strength, and conquest. Supposedly freed the Duergar from the Illithid's control.

Known Duergar

 * King Murghol: King of Emberhold and a formidable fighter, he was decapitated by Scanlan in combat.
 * Queen Ulara: Queen of Emberhold and a magic user, psychically killed by K'Varn.

Abilities
Duergar have natural abilities that enhance them physically when in combat. This makes them formidable fighters.
 * Increase their size.
 * Dark Vision