Superfly

{t}: Add {c} or {e}
At the beginning of your upkeep, you may exile target nontoken creature with power 3 or greater until this card leaves the battlefield. If you do, return another creature exiled this way to the battlefield.

The player that controls a creature exiled by Superfly may pay {2} to deal 1 damage to any target creature. Activates as a sorcery.