Since the hardware is segregated, we want to create a new category with DLC.

And I don't think there is a clear prohibition in the rules about the use of DLC, so you should make improvements.

...the game doesn't have DLC? You're likely thinking of Revenant Kingdom; the sequel.

Could be referring to the free pets that are accessible via digital download and such.

It could drastically change how we approach pets. Maybe not, though, they were never fleshed out much