Fosux, Titan of Light's Purity

When Fosux enters the battlefield, sacrifice it
unless it escaped.
Whenever Fosux enters the battlefield or attacks,
you gain 7 life and choose a creature type, destroy
up to two creatures from each opponent's field
that is not the selected creature type.
Escape—{w}{w}{w}{w}, Exile five other cards from
your graveyard. (You may cast this card from your graveyard for its escape cost.)