Viana, Wandering Steward

Partner with Rova, Master Battlemage (When this creature enters the battlefield, target player may put Rova into their hand from their library, then shuffle.)
When Viana enters the battlefield, you may search your library for an Equipment card, reveal it, and put it into your hand. Then shuffle your library.
{5}{w}, {t}: Exile Viana, then return it to the battlefield under its owner's control.