Leya, Titan of Chaos's Delight

When Leya, Titan of Chaos's Delight, enters the battlefield, sacrifice it unless it escaped.
Whenever Leya enters the battlefield or attacks,
you may sacrifice a permanent. If you do, you
gain 2 life and draw a card. If you don't, each
opponent loses 2 life and discards a card.
Escape —{b}{b}{g}{g}, Exile five other cards from
your graveyard. (You may cast this card from your
graveyard for its escape cost.)