Deny Reality

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Return target permanent to its owner’s hand.

Card Details:
Set: Planechase 2012
Collector Number: 85
Artist: Jean-Sébastien Rossbach