Leyline Tyrant [Zendikar Rising Prerelease Promos] Cat Nightmare If Darksteel Colossus would be

If Darksteel Colossus would be put into a graveyard from anywhere

Set: The List Type: Creature — Zombie Wizard Rarity: Rare Cost: {4}{B} Whenever you discard a creature card

When Emrakul is put into a graveyard from anywhere

(Your artifacts can help cast those spells

X can't be 0

Leyline Tyrant [Zendikar Rising Prerelease Promos] Cat Nightmare If Darksteel Colossus would beSet: Zendikar Rising Prerelease Promos Type: Creature Dragon Rarity: Mythic Cost: {2}{R}{R} Flying You don't lose unspent red mana as steps and phases end. When Leyline Tyrant dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.