There are two versions of the 01-007 Serpent Creeper, and a another version converted by Dennis Mize for the 99-001 Witch's Caldron box.
Sculptor:
Tom Meier / Dennis Mize
Painter:
Richard Abbott
01-007 Serpent Creeper v1 & v2 & 99-001 Witch's Caldron Serpent Creeper
01-007 v1 Serpent Creeper
01-007 v2 Serpent Creeper
99-001 Serpent Creeper