Kiya the Anxious

Partner with Deja (You can have two commanders if both have partner)
If Deja attacked this turn, Kiya gains Hexproof until end of turn

{2}Exile the top three cards of your library. During your combat phase, you may switch Kiya with a creature card exiled this way until the end of your turn. Return Kiya to the battlefield and place all three cards at the bottom of your library.