Does 100 damage minus 10 damage for each damage counter on Gyarados G.
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Does 100 damage minus 10 damage for each damage counter on Gyarados G.
Flip a coin for each of your opponent's Pokémon. If that coin flip is heads, this attack does 30 damage to that Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)