Groudon from SM11a Remix Bout has been revealed in CoroCoro Ichiban! The set will release on July 5th. Thanks goes to Bangiras for the translation!
[C] Drought: Choose up to 2 basic [F] Energy cards from your hand and attach them to 1 of your Pokemon.
[F][F][C] Shaking Earth: 130 damage. This Pokemon can’t use this attack during your next turn.
Weakness: Grass (x2)
The card has the same Drought attack as the Groudon from Legends Awakened.