"Astryne, the Unmarked Starbearer" + "Seraphiel, Oathbound Luminary" Must first be Fusion Summoned. If this card is Fusion Summoned: You can Special Summon 1 "Astryne" monster from your GY. Once per turn (Quick Effect): You can send 1 monster you control to the GY; banish 1 card on the field. If this Fusion Summoned card would be destroyed, you can banish 1 "Astryne" card from your GY instead.