Number 17: Leviathan Dragon [GENF-EN039] Ghost Rare 061 You do not use "Polymerization"

You do not use "Polymerization" to Special Summon this monster from your Fusion Deck

) You may rest this Character and place 2 cards from your trash at the bottom of your deck in any order : Add up to 1 black Character card with a cost of 3 to 5 from your trash to your hand

that mentions "Umi"

Set: Raging Battle Card type: Quick Play Spell Rarity: Ultimate Rare One face-up monster on the field gains 400 ATK

1 Foil-Etched Display Commander (a thick cardstock copy of the commander card with foil etched into the card's border and art)

Number 17: Leviathan Dragon [GENF-EN039] Ghost Rare 061 You do not use "Polymerization"Set: Generation Force Card type: Xyz Effect Monster Rarity: Ghost Rare Attack: 2000 Defense: 0 2 Level 3 monsters Once per turn: You can detach 1 Xyz Material from this card, this card gains 500 ATK. If this card has no Xyz Materials, it cannot attack your opponent directly.