Aeshtir, of the Eternities

{2}{t}: Add {c}{c}{c}to your mana pool.
Whenever you cast a noncreature, nonartifact spell, or a spell from exile, you may untap Aeshtir of the Eternities.
{3}{c}{c}{c}{c}{c}{t}, Exile Aeshtir of the Eternities: Put a colorless creature card from exile onto the battlefield.