Swap Frog [OP03-EN001] Ultimate Rare Union/Effect Monster This card gains 600 ATK

This card gains 600 ATK and DEF for each card in your hand

negate the effect

based on the number of Xyz Materials with different names attached to it

You cannot Special Summon monsters from the Extra Deck while a "Hippo Token" is in a Monster Zone

Swap Frog [OP03-EN001] Ultimate Rare Union/Effect Monster This card gains 600 ATKSet: OTS Tournament Pack 3 Card type: Effect Monster Rarity: Ultimate Rare Attack: 1000 Defense: 500 You can Special Summon this card (from your hand) by discarding 1 other WATER monster. When this card is Summoned: You can send 1 Level 2 or lower Aqua Type WATER monster from your Deck or face up from your field to the Graveyard. Once per turn: You can return 1 monster you control to the hand; you can Normal Summon 1 "Frog" monster during your Main