Maelstrom Wanderer (Planechase 2012)

Creatures you control have haste. Cascade, 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. Then do it again.)

NM - $4.50
LP - $3.50
MP - $2.50
HP - $2.00
DMG - $2.00