Echoes of Eternity 4 (Modern Horizons 3)

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.)

NM - $4.30
LP - $3.50
MP - $2.60
HP - $1.80
DMG - $1.50