Golem

Golem (Japanese: ゴローニャ Goronya) is a /-type Pokémon introduced in Generation I.

Physiology
Golem's body resembles a large boulder. It has claws on its hands and feet.

Special abilities
Golem can have the ability Rock Head or the ability Sturdy. Rock Head prevents Golem from recoiling. Sturdy prevents Golem from being KOed by 1 Hit KO moves. Golem's hide is so hard, that dynamite can't harm it. When they roll down the mountains they live on, they leave grooves.

Evolution
Graveler evolves into Golem when traded.