Shatterskull Smashing is a land when you need it, and a removal spell when you dont, which works wonderfully with the game plan of bigger creatures and removal
You do need creatures to carry your Auras, but the decks engine depends more on being able to cast enchantments reliably
I thought that looking for ways to interact with big creatures in the ballpark of Dragon Fangs, Fierce Empath, or Krosan Drover
This incarnation of the character, The Eternal Wanderer , is fantastic for Commander
Other than that, it was more or less the same dominance as in Standard: Boros energy and its three color variants immediately shot to the top rank for both usage and winrate, the various build-around energy cards all proved to be at least viable, and even control decks adopted the new energy-based interaction