Sharpedo

When you play this Pokémon from your hand to evolve 1 of your Pokémon during your turn, you may look at the top 6 cards of your deck and attach any number of Darkness Energy cards you find there to this Pokémon. Shuffle the other cards back into your deck.

Bad Fangs

60+

This attack does 20 more damage times the amount of Darkness Energy attached to this Pokémon.