the stack follows Last in First Out order where the last card played onto the stack is the first card effect resolved, as either player can react to these actions with other actions, such as counter-spells
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
Judge, who, as a certified financial planner, spends his days steering clients away from exactly this kind of thinking, is more measured but arrives at a similar place
Its two 1/1 bodies aggressively and efficiently pressure your opponents Phoenixborn guard
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
(Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) Lazav copies exactly what was printed on the original card and nothing else