Leviair the Sea Dragon [GENF-EN043] Ultimate Rare Hobby League 7 You can only use this

You can only use this effect once per turn during your Main Phase

Set: Black & White: Legendary Treasures Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

other monsters you control cannot attack

all of your opponent's monsters are destroyed in place of your own

Leviair the Sea Dragon [GENF-EN043] Ultimate Rare Hobby League 7 You can only use thisSet: 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.