Return or Rerun Innistrad Remastered is an odd product
You have a reasonable likelihood of it sacrificing itself before you get to two 5/5s, and potentially before you get to draw any cards
Loyal, consistent customers play a huge role in keeping local game stores in business, so finding ways to encourage that relationship is something many LGS owners dedicate time to when running their shop
And the deck isn't even technically an Elf deck, but with 12 one drop mana making Elves, plus 4 Priests, and 4 Circles, you have 20 Elves that tap for mana, then flesh out your deck otherwise
White provides the core Angels, while additional colors add removal, ramp, lifegain support, or long-game value