Leviathan [The Dark] Ajani Set: Scourge Type: Legendary Creature

Set: Scourge Type: Legendary Creature — Sliver Mutant Rarity: Rare Cost: {W}{U}{B}{R}{G} {3}: Search your library for a Sliver card

they flow restlessly from one shape to another

Set: Rivals of Ixalan Type: Legendary Artifact Rarity: Mythic Cost: {6} Players can't activate planeswalkers' loyalty abilities

terrible incident: while serving to protect the young Gerrard

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U}{U} Buyback—Discard two cards

Leviathan [The Dark] Ajani Set: Scourge Type: Legendary CreatureSet: The Dark 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.)