Malgor, Titan of Restless Pain

When Malgor enters the battlefield, sacrifice it
unless it escaped.
Whenever Malgor enters the battlefield or attacks,
each opponent sacrifices a creature, then return
target creature card from your graveyard to the
battlefield.
Escape—{w}{w}{b}{b}, Exile five other cards from
your graveyard. (You may cast this card from
your graveyard for its escape cost.)