[ Aqua / Effect ] You can discard this card; add 1 "Twilight Cathedral" from your Deck to your hand. You can banish this card from your GY, then target 1 "Twilight" Xyz Monster in your GY; Special Summon it, and if you do, attach 1 "Twilight" monster from your hand or GY to it as a material. You can only use 1 "Twilight Siren" effect per turn, and only once that turn.
ATK/0 DEF/2000
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