Calamity of the Titans
Sorcery
As an additional cost to cast this spell, reveal a colorless creature card from your hand.
Exile each creature and planeswalker with mana value less than the revealed card's mana value.
Printings & Conditions (2)
Commander Masters (CMM)(Commander Masters)#713RareOut of stock
Commander Masters (CMM)(Extended Art) (Commander Masters)#745RareOut of stock