Mennui, Titan of Gentle Light

When Mennui enters the battlefield, sacrifice it
unless it escaped.

Whenever Mennui enters the battlefield or attacks,
if a creature or enchantment enters the battlefield
under your control this turn, draw a card.

Escape—{w}{w}{g}{g}, Exile five other cards from
your graveyard. (You may cast this card from your graveyard for its escape cost.)