Number 17: Leviathan Dragon [GENF-EN039] Ghost Rare

Number 17: Leviathan Dragon [GENF-EN039] Ghost RareSet: 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.

then target 1 monster on the field

this card loses 500 ATK and DEF (permanently)

but change its ATK/DEF to 0

Set: Power of the Duelist Card type: Fusion/Effect Monster Rarity: Ultimate Rare Attack:

inflict damage to your opponent equal to the difference between its original ATK and current ATK

you can activate this card from your hand

remove from play that 1 card

During your opponent's Draw Phase

This card gains ATK equal to half the ATK of the Warrior-Type Fusion Material Monster used to Fusion Summon this card

Flip Summoned or Special Summoned

This card cannot be Special Summoned except by returning all monsters from your Graveyard to your Deck

you can destroy 1 Set Spell or Trap Card on your opponent''s side of the field