Rocket

{1}{u}{r}: Return Rocket to its owner's hand.
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 of your library in a random order.)
"I live for the simple things... like how much this is gonna hurt."
- Rocket Raccoon