Leviair the Sea Dragon [GENF-EN043] Ultimate Rare Darkness [-30] sacrifice this creature unless you

sacrifice this creature unless you pay 1 life

Set: Friday Night Magic 2012 Type: Creature — Human Monk Rarity: Rare Cost: {G} {T}: Add {W}

but we are masters of persuasion

that player sacrifices a creature

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player

Leviair the Sea Dragon [GENF-EN043] Ultimate Rare Darkness [-30] sacrifice this creature unless youSet: Generation Force Card type: Xyz Effect Monster Rarity: Ultimate Rare Attack: 1800 Defense: 1600 2 Level 3 monsters Once per turn: You can detach 1 Xyz Material from this card to target 1 banished Level 4 or lower monster, Special Summon that target to your side of the field.