Maelstrom Wanderer II

Maelstrom Wanderer II enters with X +1/+1 counters.

Creatures you control have haste.

Cascade X (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. Do it X times.)