Destoroyah (Dawn of the Godzilla Universe)

Destoroyah is an Oxygen Destroyer-mutated prehistoric crustacean kaiju created by Toho and one of the main antagonists of The Dawn of Godzilla. He is the spawn of the Oxygen Destroyer and Godzilla's greatest enemies.

Origin
Destoroyah is a colony of prehistoric crustaceans mutated by the Oxygen Destroyer.