Leyline Tyrant [Zendikar Rising Prerelease Promos] Kaladesh Inventions Activate this ability only if

Activate this ability only if you control six or more artifacts

Source 1: Legions booster pack purchase bonus (2003)

no cooked meals

Whenever you cast a Zombie spell

Set: Arabian Nights Type: Instant Uncommon Cost: {W}{W} The next time a source of your choice would deal damage to you this turn

Leyline Tyrant [Zendikar Rising Prerelease Promos] Kaladesh Inventions Activate this ability only ifSet: 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.