"Kefka's practically a god now, sitting up in that tower of his with the power of the Warring Triad at his command..."
—Albrook citizen

Command Tower

{T}: Add one mana of any color in your commander's color identity.

"The city lights go out one by one. The stars fade then the horizon glows, almost like it's on fire. It's really... pretty. I know you'd like it."
—Tidus

Final Fantasy Commander

"Thanks to the miracle of mako energy, our lives are richer and better than ever before. Mako keeps our lights on at night, and made Midgar into the city that never sleeps."
—Shinra guide

To dizzying heights it rises, the gleaming spire, its tip threatening to pierce the blinding canopy. There it will all begin anew. Between Dark and Light, the pure and the corrupt—the one true struggle.

When defeat is near and guidance is scarce, all eyes look in one direction.

The List

If you don't have a commander, Command Tower's ability produces no mana.

If you have two commanders, the ability adds one mana of any color in their combined color identities.

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 {C}.