Leviathan [Fifth Edition] Minotaur Warrior Canyon Slough enters the battlefield

Canyon Slough enters the battlefield tapped

Bones scattered around us joined to form misshapen bodies

you may put a soot counter on Smokestack

{T}: You may put a creature card from your hand onto the battlefield

reveal that card

Leviathan [Fifth Edition] Minotaur Warrior Canyon Slough enters the battlefieldSet: Fifth 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.)