Crystal Wall (Boundaries Crossed 139/149)

Rules

Attach a Pokémon Tool to 1 of your Pokémon that doesn't already have a Pokémon Tool attached to it.

If this card is attached to Black Kyurem-EX, its maximum HP is 300.

You may play as many Item cards as you like during your turn (before your attack).

You can't have more than 1 ACE SPEC card in your deck.