{C} Fractured Powerstone [March of the Machine Commander][MOC 357]

Title
$0.50
$0.50
Out of stock
Set: March of the Machine Commander
Type: Artifact
Rarity: Common
Cost: {2}
{T}: Add {C} to your mana pool.

{T}: Roll the planar die. Activate this ability only any time you could cast a sorcery.
The Thran learned to capture mana, but power inevitably escapes its bonds.