Here, my primary concern isn't speculators or collectors but the poor college kid on Reddit trying to put together a Modern deck that ends up with fake Mox Opals off eBay, or the new player who thinks they are getting a good deal on some Modern staples to build their collection off Craigslist and hasn't played enough Magic to realize the cards are fake
As with most TCGs, this product has the potential to be extremely limited when it arrives, and we will not solicit pre-orders until we know our shops allocation
As always, Id suggest upgrading the mana base first, but if you want to spend a few extra bucks you could always add Roaming Throne, to double up on your commanders ability, Helm of the Host, to get more copies of Jon, Phyrexian Obliterator, because that seems like a fun creature to give away, and Sakashima of a Thousand Faces and Sakashima the Impostor, to clone your commander.
A no-brainer of a first pick
Cephalid Coliseum The pain on Cephalid Coliseum isnt great, but as a cEDH option to dig for cards quickly, you can do worse