J'zargo, Teller of Tales

Vigilance, Hero(If J'zargo would die, Exile
him, then return him to the battlefield transformed under his owner's control.)
{t}, Exert J'zargo: Gain control of target creature until end of turn. That creature
gains haste and has "This creature can't
attack its owner."
"I have many stories to tell. I'll let you decide
which ones are real or not.."