Duergar Resilience. Grandolpha has advantage on saving throws against poison, spells, and illusions, as well as to resist being charmed or paralyzed.
Sunlight Sensitivity. While in sunlight, Grandolpha has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Innate Spellcasting (Psionics). Grandolpha's innate spellcasting ability is Wisdom (spell save DC 13). She can innately cast the following spells, requiring no material components:
At will: druidcraft, mending, poison spray (see "Actions" below)
3/day each: detect magic, enlarge/reduce (self only), faerie fire, invisibility (self only), polymorph, stoneskin (self only)
Poison Spray (Cantrip). Grandolpha extends her hand toward a creature she can see within 10 feet of her and projects a puff of noxious gas from her palm. The creature must succeed on a DC 13 Constitution saving throw or take 13 (2d12) poison damage.
Grandolpha Muzgardt, the grand dame of the Muzgardt duergar clan, has recently arrived at the fortress after being invited here by Xardorok. The Muzgardts are based in Gracklstugh, a duergar city in the Underdark. They mass-produce and distribute a filthy duergar ale made from mushrooms. Xardorok has been eager to take a fourth wife and has had his eye on Grandolpha Muzgardt for many years. He asked Grandolpha to his fortress to give her a gift—a pseudodragon made of chardalyn (a…