Sharpedo

It has a sad history. In the past, its dorsal fin was a treasured foodstuff, so this Pokémon became a victim of overfishing.

Ability — Rough Skin: If this Pokémon is your Active Pokémon and is damaged by an opponent’s attack (even if this Pokémon is Knocked Out), put 3 damage counters on the Attacking Pokémon.

Aqua Impact (60+): This attack does 20 more damage for each Colorless in your opponent’s Active Pokémon’s Retreat Cost.