Absol

Although it's said to bring disaster, in actuality, this Pokémon possesses a calm disposition and warns people of any crises that loom.

Ability — Dark Ambition: If your opponent’s Active Pokémon is a Basic Pokémon, its Retreat Cost is Colorless more.

Shadow Seeker (30+): This attack does 30 more damage for each Colorless in your opponent’s Active Pokémon’s Retreat Cost.