Grumblemon

Grumblemon is an Ogre Digimon and a Champion-class Hybrid Digimon whose names are derived from and  and whose design is derived from the mythological. It wields the "Grotto Hammer" and can summon more than one of them.

Digimon Frontier (manhua)
Attacks
 * Seismic Sledge (Snake Eye Break): Smashes its "Grotto Hammer" into foe.
 * Jack in the Box