Tyranitar

Poke-BODY — Dark Aura: All Energy attached to Tyranitar is Darkness Energy instead of its usual type.

Stamp (50+): Flip a coin. If heads, this attack does 50 damage plus 10 more damage and does 10 damage to each of your opponent's Benched Pokémon, if any. (Don't apply Weakness and Resistance for Benched Pokémon.)