Mystery Demon, Xenolith is a Weiß Schwarz card from Disgaea DG/EN-S03-E067. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 [Put this card into your waiting room] When another of your 《Demon》 characters is frontal attacked, you may pay the cost. If you do, choose one of your characters in battle, and that character gets +1000 power until end of turn.