Both players can use it once each turn, and can discard the top 3 cards of their decks. In this case, after showing your opponent all the item cards in...
supporter card Look at the top 7 cards of your deck, choose any number of [Water] Pokémon cards and [Water] Energy cards from them, and add them to your hand...
supporter card
Draw 3 cards from your deck. Discard the arena cards on the field.
[Supporter Rules] During your turn, you can only use 1 Supporter Card.
