Rock Head
Prevents recoil damage.
Pokémon with this ability
Geodude
Graveler
Golem
Onix
Cubone
Marowak
Rhyhorn
Rhydon
Aerodactyl
Sudowoodo
Steelix
Aron
Lairon
Aggron
Relicanth
Bagon
Shelgon
As a hidden ability
No Pokémon has it as a hidden ability.
As of v0.75.0 · engine 22ba612f