学園の花音 is a Weiß Schwarz card from ギルティクラウン GC/S16-029. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 ［①］When a Climax appears during your Character's Trigger Check, you may pay the cost. If you did, choose 1 of your Characters, until the end of the opponent's next turn, it gets +2000 Power.
This card was printed in Japanese only; the English text above is an unofficial community translation.