Gunkan Suship Shirauo-class Carrier

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2 Level 4 monsters If this card is Xyz Summoned: You can apply these effects, in sequence, based on the materials used. You can only use this effect of "Gunkan Suship Shirauo-class Carrier" once per turn. ● "Gunkan Suship Shari": Draw 1 card. ● "Gunkan Suship Shirauo": Add 1 "Gunkan" Spell/Trap from your Deck to your hand. While a face-up card is in a Field Zone, "Gunkan" monsters you control Special Summoned from the Extra Deck cannot be destroyed by your opponent's card effects, and gain ATK equal to their original DEF.