Commander's Sphere

Artifact

: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

"This is the Source. This is what you're fighting over. A device to rejuvenate a planet's ecosystem." —The Tenth Doctor

Legalities

standardpioneermodernlegacyvintagepaupercommanderbrawl

Rulings (3)

2020-11-10 If you don't have a commander, Commander's Sphere's first ability produces no mana.
2020-11-10 If you have two commanders, the ability adds one mana of any color in their combined color identities.
2020-11-10 If your commander is a card that has no colors in its color identity, Commander's Sphere's first ability produces no mana. It doesn't produce .