優しい言葉 祭 is a Weiß Schwarz card from ギルティクラウン GC/S16-032. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 [①] When this card attacks, if 「私の大好きな王様」 is in your Climax Slot, you may pay the cost. If you did, all your other Characters, during this turn, gets +4500 Power.
This card was printed in Japanese only; the English text above is an unofficial community translation.