Let's look at the stock list: Revival Trance is a focused Graveyard deck: I count 19 cards that put creatures into the graveyard either through milling or discarding and 25 cards that care about your graveyard, mostly reanimation but a bit of other stuff too
We got plenty of fresh new cards, we got an awesome Standard format that is already diverse even without the influx of new cards
Faller's Faithful Ever since ETB stuff arrived Nekrataals have been loved, but they cost four and then are two Black to shut down interaction like Ravenous Chupacabra, this just costs three splashable and it is 3/1 size
Whether such a deck will work out in Standard or not is impossible to say right now
Sure, Wizards of the Coast is selling even more Commander products every year, but if that leads to better situations for both Commander players and those who dont want to play the format, then its got to be a good thing
Despite clear guidelines against selling, players are auctioning cards on eBay