Adventure Time Wiki
Adventure Time Wiki

Cosmic Head Devourer is an evil cosmic entity that we see devour the heads of the Bland Alien Creatures in the episode "Wake Up"

In the episode "Escape from the Citadel" we see that it escaped the Crystal Citadel with Martin Mertens after being freed by The Lich (character).


Cosmic Head Devourer is a green creature with no head or neck.


Body Vacuum

As seen in his debut, Cosmic Head Devourer has the ability to open a large hole at the top of his body and create a sort of vortex in which he can such up whatever he wants.