Skotha, Titan of Endless Dark

When Skotha enters the battlefield, sacrifice it
unless it escaped.
Whenever Skotha enters the battlefield or
attacks, each opponent sacrifices a creature,
then each opponent that didn't sacrifice a
creature this way loses 3 life.
Escape—{u}{u}{b}{b}, Exile five other cards from
your graveyard. (You may cast this card from
your graveyard for its escape cost.)