Fey Ancestry. Magic can't put the priest to sleep.
Spellcasting. The priest casts one of the following spells, using Wisdom as the spellcasting ability (spell save DC 13, +5 to hit with spell attacks):
At will: Dancing Lights, Ray of Sickness, Thaumaturgy
1/day each: Cure Wounds, Hold Person, Protection from Poison
Venom Staff. Melee Attack Roll: +4, reach 5 ft. Hit:9 (2d6 + 2) Bludgeoning damage, and the target has the Poisoned condition until the end of the priest's next turn.
Intensify Poison. Each creature with the Poisoned condition within a 30-foot Emanation originating from the priest takes 3 (1d6) Poison damage.
Vulkoori venom priests delight in inflicting suffering through poison. Their weaponry and magic are carefully crafted to evoke the presence of the scorpion-god and strike terror into their enemies' hearts.