Shadowgrange Archfiend
From Crimson Vow Commander set
Shadowgrange Archfiend
Creature — Demon
8/4
When this creature enters, each opponent sacrifices a creature with the greatest power among creatures they control. You gain life equal to the greatest power among creatures sacrificed this way.
Madness— , Pay 8 life. (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)