You can't have more than 1 ACE SPEC card in your deck.
You may use this card only if you have more Prize cards left than your opponent.
Move 1 Energy card attached to the Defending Pokémon to another of your opponent's Pokémon. Or, switch 1 of your opponent's Benched Pokémon with 1 of the Defending Pokémon. Your opponent chooses the Defending Pokémon to switch.
At the beginning of your turn, flip a coin. If heads, you can do nothing during your turn. If tails, your opponent can do nothing during his or her next turn.