You should include blink staples like Mulldrifter, Inspiring Overseer, and Spirited Companion for card draw and life gain
Pioneer is a stable, non-rotating format with a deep enough card pool to be interesting, but without the intimidating power level and cost of its older siblings
She also gets +1 Strength for every hyena in play
If you dont have the mana for the card Transmute Artifact tutored for, or you simply dont wish to pay it, you can just let your tutored card go to the graveyard like a more expensive Entomb, allowing you to bring it back later with an effect like Reconstruction or Argivian Restoration
Graded Population Report: Mela #198 Visualize the distrbution of grades in the chart
I wouldnt have played Ancient Box if I didnt bring the top 20 decks in format stored in my couple of Omnihives that I have from Ultimate Guard which you can check out here