Morgo, Titan of Lava's Fury

When Morgo enters the battlefield, sacrifice it
unless it escaped.
Whenever Morgo enters the battlefield or attacks,
deal 3 damage to any target, then tap all creatures without flying your opponents control.
Escape—{r}{r}{g}{g}, exile five other cards from
your graveyard. (You may cast this card from your graveyard for it's escape cost.)