Darksteel Reactor [Darksteel] SPA Ebullicion Set: Amonkhet Type: Instant Uncommon

Set: Amonkhet Type: Instant Uncommon Cost: {G} Target creature you control gains hexproof until end of turn

Set: Scars of Mirrodin Type: Artifact Rarity: Uncommon Cost: {2} Trigon of Rage enters the battlefield with three charge counters on it

you may put a ki counter on Skullmane Baku

Set: Masters 25 Type: Instant Common Cost: {3}{U} Tap up to four target creatures

except it's a 4/4 black Zombie Naga Wizard with no mana cost

Darksteel Reactor [Darksteel] SPA Ebullicion Set: Amonkhet Type: Instant UncommonSet: Darksteel Type: Artifact 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.