FusionDex

They store energy from moonlight in glowing crystals that grow from their bodies. Too many crystals can restrict their mobility, driving Zororoc to crash into objects to break them. The glow tells them apart when they disguise themselves.

It goads its enemies into attacking, withstands the hits, and in return, delivers a headbutt, crushing their bones with its rocky mane. Each has the ability to fool a large group of people simultaneously.