Spriggan

Spriggans were created by Netherese slavers in. Inspired by the god Urdlen, they warped gnome slaves with their magic, making their skin yellow and warty, their hair red, their arms long and gangly, and they were gifted with strange powers like the ability to swell to giant size.

Background
Spriggans are creatures of Cornish folklore and were said to be ugly faery thieves who could grow to the size of a giant.