Giganotosaurus Bone Costume

The Giganotosaurus Bone Costume is dropped by during the ARK: Fear Evolved and ARK: Fear Evolved 2 event or crafted in a  during the ARK: ARKaeology event. It can be applied to a tamed Giganotosaurus to make it look like a skeleton.

This skin can be unlocked by completing the Perfect Explorer Achievement, after which it will be available in your inventory whenever you respawn.