Pokémon #464 in the National PokéDex, a dual type Rock/Ground Pokémon.
Rhyperior is a large, brownish-gray Pokémon with two horns: one on its nose, and another one above it. The upper horn is smaller on a female Rhyperior. It has a club-like tail and its hide is partially covered by orange, rocky plates.
It evolves from Rhydon when holding a Protector when it is traded.
Japanese Name: Dosidon