Strength Charm (018/019) [Movie Commemoration VS Pack: Sky-Splitting Deoxys]

Whenever an attack from the Pokémon that Strength Charm is attached to does damage to the Active Pokémon, the attack does 10 more damage <em>(before applying Weakness and Resistance)</em>. Discard Strength Charm at the end of the turn in which this Pokémon attacks.