Artifact, 3 (3)
Rare
{T}: Add one mana of any color to your mana pool.
{T}: Put a charge counter on Coalition Relic.
At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color to your mana pool for each charge counter removed this way.
Illus. Donato Giancola

5/1/2007: If you remove multiple charge counters from Coalition Relic at once, you may add a different color of mana to your mana pool for each one.
5/1/2007: Only the first main phase each turn is considered a precombat main phase, even if other combat phases are created (with Relentless Assault, for example).
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern