Clownpiece the Lunatic

Fairy Immortality: If this creature would die
or be exiled, it enters the command zone instead. It
costs {w}{u}{r} more to cast for each time it has
entered the command zone
Flying, haste
When Clownpiece the Lunatic enters the battlefield, for each {w}{u}{r} spent to cast it, untap target creature and gain control of it until end
of turn. That creature gains haste until end of
turn.