Next month’s issue of CoroCoro Ichiban magazine will include a new Celebi promo. Thanks goes to Bangiras for the translation!
[C] Great Call: Search deck for up to 3 Pokemon-GX with different names, reveal them, and put them into your hand. Then, shuffle your deck.
[P][C][C] Psyshock: ?? damage. Flip a coin. If heads, your opponent’s Active Pokemon is now Paralyzed.
Weakness: Psychic (x2)