Flip 3 coins. If 1 of them is heads, this attack does 20 more damage. If 2 of them are heads, this attack does 50 more damage. If all of them are heads, this attack does 80 more damage.

コインを3回投げる。オモテが1回なら、20ダメージ追加。オモテが2回なら、50ダメージ追加。すべてオモテなら、80ダメージ追加。