Tyranitar (Expedition Base Set 66/165)
Poké-BODY Dark Aura

All Energy attached to Tyranitar is Darkness Energy instead of its usual type.

Darkness Darkness Darkness Darkness

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.)