Dust Palace

{t}: Add {c} to your mana pool.
{3}{c}{c}: Target opponent chooses one - you put out ten 1/1 colorless Eldrazi scion creature tokens with "Sacrifice this creature: Add {c} to your mana pool." and gain haste until end of
turn or exile five creatures you don't control. Activate this ability only if Olezem is your commander.