Darksteel Reactor [Darksteel] Mercadian Masques Destroy target artifact or land

Destroy target artifact or land

When Dualcaster Mage enters the battlefield

Set: Odyssey Type: Creature — Human Wizard Rarity: Rare Cost: {U}{U}{U} Tap an untapped Wizard you control: Counter target spell unless its controller pays {1}

"If weakness does not exist within the Temur then we shall force it upon them

When it awoke

Darksteel Reactor [Darksteel] Mercadian Masques Destroy target artifact or landSet: Darksteel Type: Artifact Rarity: Rare Cost: {4} Indestructible (Effects that say "destroy" don't destroy this artifact.) At the beginning of your upkeep, you may put a charge counter on Darksteel Reactor. When Darksteel Reactor has twenty or more charge counters on it, you win the game.