Command Tower
Land
: Add one mana of any color in your commander's color identity.
"Thus, the shattered half of the planet was named Kavaron That Is, and the capital was moved to Kavaron Before." *—The Tragedy of Emperor Kavarus III*
Illustrated by
Edge of Eternities Commander#59CommonEnglishLegality
Rulings
Nov 10, 2020
If you have two commanders, the ability adds one mana of any color in their combined color identities.
Nov 10, 2020
If your commander is a card that has no colors in its color identity, Command Tower's ability produces no mana. It doesn't produce 
.
Nov 10, 2020
If you don't have a commander, Command Tower's ability produces no mana.