Rough Skin (ability)

Rough Skin is an Ability introduced in Generation III.

In battle
When a Pokémon with  Rough Skin  is hit by a move that makes contact, the attacker receives damage equal to 1⁄8 of their maximum HP.

Multi-hit moves (e.g. Double Slap) activate  Rough Skin  for each strike.

Outside of battle
Rough Skin has no effect outside of battle.