Byleth, Academy Teacher

{t}: Add {w}{u}{b}{r}{g} to your mana pool.
Sacrifice Byleth, Academy Teacher: Search your library for a card named, Claude, King
of Almyra, Dimitri, King of Faerghus, and Edelgard, Adestrian Emperor. Put one of
these cards onto the battlefield and exile
the rest. Shuffle your library.