Ghol

A conglomeration of thrashing, serpentine tails and three fanged snake heads with gold and emerald scales, the gohl hovers a few feet above the floor in front of the altar.

Aberration
Can see in all directions; cannot be flanked or sneak attacked
Resistant to all weapons but those made of silver.
Venom is acidic
Tentacles can easily grab opponents and construct them while the heads rip them apart

Ghol

Serpent Skull TatteredKing