Zy'rra, Redemption Seeker

When Zy'rra, Redemption Seeker enters the battlefield, search your library for a card named Eldeth, Armati General and put it onto the battlefield. Then shuffle your library.
Shroud
Whenever Zy'rra, Redemption Seeker attacks,
you may return target Dwarf creature from your graveyard to the battlefield.