Seadra (36) Reverse Holofoil - Lost Origin

Flip a coin. If heads, during your opponent's next turn, prevent all damage from and effects of attacks done to this Pokémon.

This attack does 20 damage to 1 of your opponent's Pokémon for each Water Energy attached to this Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)