The set introduces new mechanics that enhance Leaders, DON
I think its got a lot of potential in the 99 of various lifegain decks (both Trelasarra, Moon Dancer and Elas il-Kor, Sadistic Pilgrim spring to mind), but I could also see this as the commander of a creature-centric mono-white lifegain deck too
Beast Within Your 10/10 is a 3/3 now Beast Within is one of the best removal spells that Green has in Commander, and possibly in any other MTG format too
It hits opposing Banishing Lights or Detention Spheres to free up our permanents, it kills off a wide range of creatures, and it gives us an answer to opposing Underworld Connections while were able to keep ours on board
Unfortunately, it isn't just the core Magic: The Gathering Warhammer 40,000 Commander and regular decks that have been delayed