Water Cube 01 140 [Aquapolis]

Choose 1 of your opponent's Pokémon. This attack does 20 damage to that Pokémon. Don't apply Weakness or Resistance.

Attach this card to 1 of your Water Pokémon in play. That Pokémon may use this card's attack instead of its own. At the end of your turn, discard Water Cube 01.