Not only is this a cool card in its artwork and subject matter, but it seems to be potentially a very overpowered card as well
When a creature with both persist and undying dies, if it had no counters on it you decide the order in which both of the triggers resolve
Its two 1/1 bodies aggressively and efficiently pressure your opponents Phoenixborn guard
Jarads Orders Jarad's Orders fetches two creatures, one to the hand and one to the graveyard, for 1 mana less than Shared Summons
I also am considering putting either Valkyrie Harbinger or Kalonian Hydra into this deck, but I do not wish for this deck to be too similar to any of my other decks, so I would prefer to avoid putting those cards into this deck, if I can avoid doing so, and I also am not yet certain about Doubling Season, staff of completion, or Selvala, Explorer Returned, since those cards would be awesome in this deck, but I do not wish to use them in every deck in which they would be a good addition