Konungr, Monarch of the Titans

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

Whenever Konungr enters the battlefield or attacks,
search your library for a multicolored card. Put that
card into your hand, then shuffle.

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