Duergar

Duergar are deep-dwelling cousins of the surface dwarves, known for their cruelty and bitterness. Though they share a common bloodline with their Faerûnian cousins, the relatively harsh environment of Anphillia's Underdark has caused them to develop an innate resistance against spells.

ECL Adjustment: +1

Ability changes: -2 Charisma

Skill Bonus: +1 Listen, +1 Spot, +4 Hide

Spell Resistance: 10 + 0.8 / Level