Wall of Stone [Alpha Edition] Dragons of Tarkir Prerelease Promos If that mana is spent

If that mana is spent on an instant or sorcery spell

Set: Champions of Kamigawa Type: Artifact — Equipment Rarity: Rare Cost: {4} Equipped creature has shroud

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U}{U} Buyback—Discard two cards

Set: Portal Three Kingdoms Type: Creature — Human Soldier Rarity: Uncommon Cost: {4}{W} Horsemanship (This creature can't be blocked except by creatures with horsemanship

Set: World Magic Cup Qualifiers Type: Instant Rarity: Rare Cost: {B}{G} This spell can't be countered

Wall of Stone [Alpha Edition] Dragons of Tarkir Prerelease Promos If that mana is spentSet: Alpha Edition Type: Creature Wall Rarity: Uncommon Cost: {1}{R}{R} Defender (This creature can't attack.) The Earth herself lends her strength to these walls of living stone, which possess the stability of ancient mountains. These mighty bulwarks thwart ground based troops, providing welcome relief for weary warriors who defend the land.