Statue of the Ages

Statue of the Ages cannot begin the game in your sideboard.
Statue of the Ages enters the battlefield with 2 depletion counters.
{t}, remove one depletion counter from Statue of
the Ages: add {w}{w}{r}{r}{g}{g} to your mana pool.
If Statue of the Ages has no depletions counters
on it, sacrifice Statue of the Ages.
If Statue of the Ages would leave the battlefield,
move it to your sideboard.