Yawgmoth Demon [Antiquities] Centaur Spirit At the beginning of the

At the beginning of the end step

Enchanted Wall can attack as though it didn't have defender

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {1}{R} Rockslide Ambush deals damage to target creature equal to the number of Mountains you control

Set: Portal Second Age Type: Sorcery Rarity: Rare Cost: {X}{R} Earthquake deals X damage to each creature without flying and each player

" —The Underworld Cookbook

Yawgmoth Demon [Antiquities] Centaur Spirit At the beginning of theSet: Antiquities Type: Creature Phyrexian Demon Rarity: Rare Cost: {4}{B}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) First strike (This creature deals combat damage before creatures without first strike.) At the beginning of your upkeep, you may sacrifice an artifact. If you don't, tap Yawgmoth Demon and it deals 2 damage to you.