Drain Life [Alpha Edition] Khans of Tarkir Prerelease Promos you may pay 4 life

you may pay 4 life rather than pay this spell's mana cost

Set: Unlimited Edition Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step

Set: Urza's Legacy Type: Creature — Human Cleric Rarity: Uncommon Cost: {W} {T}: Target creature you control gains protection from the color of your choice until end of turn

Skybridges from across Kylem converge at the grand stadium of Valor's Reach

"On the field of honor

Drain Life [Alpha Edition] Khans of Tarkir Prerelease Promos you may pay 4 lifeSet: Alpha Edition Type: Sorcery Rarity: Common Cost: {X}{1}{B} Spend only black mana on X. Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.