Leviathan [The Dark] Angel Set: Unstable Type: Artifact —

Set: Unstable Type: Artifact — Contraption Rare Cost: Whenever you crank Hypnotic Swirly Disc

where X is the number of cards exiled this way

Set: Fallen Empires Type: Creature — Dwarf Rare Cost: {R} {R}

then make that strength your own

"Ice can be shaped to any form

Leviathan [The Dark] Angel Set: Unstable Type: Artifact —Set: The Dark Type: Creature Leviathan 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.)