Gulgo, Titan of Dank Boons

When Gulgo enters the battlefield, sacrifice it
unless it escaped.
Whenever Gulgo enters the battlefield or attacks,
return a card from your graveyard to your hand.
Escape—{b}{b}{g}{g}, exile five other cards from
your graveyard. (You may cast this card from your
graveyard for its escape cost.)
Salvager of life's wounds.