As often as you like during your turn (before your attack), you may attach 1 Water Energy card to 1 of your Water Pokémon. (This doesn't use up your 1 energy card attachment for the turn.) This power can't be used if this Pokémon is Asleep, Confused, or Paralyzed.
Hydro Pump ハイドロポンプ
effect=Does 40 damage plus 10 more damage for each Water Energy attached to this Pokémon but not used to pay for this attack's Energy cost. Extra Water Energy after the 2nd doesn't count.