Rank 4 WATER Sea Serpent Xyz/Effect
2 Level 4 WATER monsters
At the end of the Battle Phase, if a “Mermail” Monster destroyed an opponent's monster by battle: You can Special Summon from your Extra Deck, 1 Rank 7 or lower WATER Xyz Monster (except "Mermail Abyssiren") by using this face-up card you control as material. (This is treated as an Xyz Summon. Transfer its materials to the Summoned monster.) You can only use this effect of "Mermail Abyssiren" once per turn. You can detach 1 material from this card and send 1 monster from your hand to the GY, then target 1 card your opponent controls; banish it. You can only use this effect of "Mermail Abyssiren" once per turn.
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