Mind Hack

(Enchant opponents creature) During your turn take control of enchanted creature until end of turn. Enchanted creature gets +1/+1 during your turn and -1/-1 during your opponents turn.
"Do you hear the voices? They are your mind, your soul, they are the culmination of your existence. If you listen you'll know what you must do, do what's right, sabotage your creator, the evil one. Join are strengths and we'll make you stronger!" Eldon Wue.