Leviathan [Time Spiral Timeshifted] Clue Myr Set: Outlaws of Thunder Junction:

Set: Outlaws of Thunder Junction: The Big Score Type: Creature — Spirit Rarity: Mythic Cost: {3}{B}{B} Menace

Set: Gatecrash Type: Creature — Beast Rarity: Rare Cost: {2}{W}{B} Creatures blocking or blocked by Alms Beast have lifelink

Nighthowler and enchanted creature each get +X/+X

Ebb and flow

Leviathan [Time Spiral Timeshifted] Clue Myr Set: Outlaws of Thunder Junction:Set: Time Spiral Timeshifted 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.)