MetaZoo: Cryptid Nation — Nightfall is the second installment of the explosive new CCG: MetaZoo: Cryptid Nation. Many brand new and several returning Cryptids guarantee excitement for players and collectors alike, especially with every MetaZoo: Cryptid Nation — Nightfall booster pack now containing an additional guaranteed Gold rarity card. MetaZoo has never been this fun or exciting to play, collect, or open!