If the Pokémon this card is attached to has the Tackle attack, it can use the GX attack on this card. (You still need the necessary Energy to use this attack.)
Attack 1:
[4] Barreling Blitz GX (200+)
Flip a coin until you get tails. This attack does 40 more damage for each heads. (You can't use more than 1 GX attack in a game.)
