Whenever 1 of your Pokémon with Unown in its name uses its Hidden Power attack, flip a coin until you get tails. That attack does 10 more damage for each heads. If you have more than 1 Unown [X] in play, use only 1 [XXXXX] each turn.
×2
You may have up to 4 Basic Pokémon cards in your deck with Unown in their names.
![Unown [X] 30/105 - Neo Destiny Unlimited](http://cards.collect-edition.com/cdn/shop/files/90242_b3d7579e-aa6a-4e9f-9505-e8dc6d17b658.jpg?v=1730784583&width=1445)