Darksteel Reactor - Edge of Eternities Commander - 134

Artifact

Mana 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 this artifact.
When this artifact has twenty or more charge counters on it, you win the game.

Rare · Edge of Eternities Commander · #134 (EOC)

Illustrated by Kev Walker