Leviathan (80) ES [Fourth Edition Foreign Black Border] Nahiri By isolating liquid aether at

By isolating liquid aether at room temperature

{T}: Return target permanent that isn't enchanted to its owner's hand

Set: Commander 2017 Type: Artifact Rarity: Rare Cost: {4} As Door of Destinies enters the battlefield

create a 5/5 white Horse creature token

Reverse Type: Legendary Creature — Angel Flying When this creature transforms into Avacyn

Leviathan (80) ES [Fourth Edition Foreign Black Border] Nahiri By isolating liquid aether atSet: Fourth Edition Type: Creature Leviathan Rarity: Rare Cost: {5}{U}{U}{U}{U} Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan. Leviathan can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)