Slikopethakath

Level 8 Slikopethakath, "Vampire Banshee Lizardman"

Lizardman priestesses cursed with a savage thirst for blood and other bodily fluids, causing them to scream in agony as they attack victims and suck them dry. Can be appeased peacefully if negotiated with carefully. Summoned and cursed by Slytha, High Priestess of Shihai.

Reference
Chapter 59 "Portal Grinding Volume 2 Part 3" (Lale)