Choose 1 of your opponent's PokÃ©mon. This attack does 10 damage for each Energy attached to Carnivine to that PokÃ©mon. (Don't apply Weakness and Resistance for Benched PokÃ©mon.)
Grass Knot 20+
Does 20 damage plus 10 more damage for each Colorless Energy in the Defending PokÃ©mon's Retreat Cost (after applying effects to the Retreat Cost).