Its ear is hexagonal in shape. Compressed underground, its body is as hard as steel. They were discovered a hundred years ago in an earthquake fissure. Inside each one is an energy core.
Ability: Sturdy, where it cannot be knocked out with one hit. Or Weak Armor, where physical attacks lower its Defense stat and raise its Speed stat.
Hidden Ability: Sand Force, which boosts the power of Rock, Ground and Steel-type moves in a sandstorm.
Weaknesses: Fighting, Grass, Ground, Steel and Water
Resistances: Normal, Poison, Flying and Fire
Evolutions: Roggenrola evolves into Boldore starting at level 25, which evolves into Gigalith when traded.
Height: 1′ 04″ Weight: 39.7 lbs