The One Ring, Mind Usurper

Shroud Exile a nontoken creature you control: You control target player during their next turn. You choose target player. That player controls you during their next turn. Whenever a creature you control leaves the battlefield, return that card to the battlefield tapped. It’s a 1/1 black wraith and loses all other card types and abilities. At the beginning of each end step you lose 4 life. You cannot prevent this loss of life. Whenever you or another player you control loses life, each player draws that many cards. You don’t lose the game by having 0 or less life. At the beginning of each end step, if you have less than 0 life, exile all other permanents you control.