You can detach 1 material from this card; your "Melffy" monsters can attack directly this turn. During your opponent's turn (Quick Effect): You can target 1 Beast Xyz Monster you control; return that monster to the Extra Deck, then you can Special Summon Level 2 or lower Beast monsters from your GY, up to the number of materials that monster had. You can only use this effect of "Joyous Melffys" once per turn.
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