Conversion [Beta Edition] Commander Anthology Volume II They say the Zombie Master

They say the Zombie Master controlled these foul creatures even before his own death

Set: Fourth Edition Type: Enchantment Rarity: Rare Cost: {W} At the beginning of your upkeep

the Tyrant enters the battlefield

Set: Fifth Dawn Type: Artifact — Equipment Rarity: Uncommon Cost: {0} Equipped creature has "{T}: Add one mana of any color

(Exile it only if it's still on the battlefield

Conversion [Beta Edition] Commander Anthology Volume II They say the Zombie MasterSet: Beta Edition Type: Enchantment Rarity: Uncommon Cost: {2}{W}{W} At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains.