name: Echoes of Eternity
printings: MH3, PMH3
text: If a triggered ability of a colorless spell you control or another colorless permanent you control triggers, that ability triggers an additional time.
  Whenever you cast a colorless spell, copy it. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)
type: Kindred Enchantment — Eldrazi