Collections from the old game should carry over too, though cards outside of Standard format won't be playable until a later Expanded format update (while Legacy format cards straight up won't be supported)
They contain a little bit of everything to build and refine your players' favorite decks, plus an oversized Spindown life counter themed after the set
Personally I choose to play a 8-6-4 line of every Stage 2, and a 6-4 line of every Stage 1 in Spokcube
If you want to mix it up, Id recommend switching Breeches, Brazen Plunderer for Kediss, Emberclaw Familiar, as the latter is easier to resolve and leads to other ways to kill multiple opponents at once
You always get a land, even if youre ahead on land, which is a nice upside compared to other catch-up creatures
Example: Diseased Vermin reads, in part, "At the beginning of your upkeep, Diseased Vermin deals X damage to target opponent previously dealt damage by it, where X is the number of infection counters on it." If Diseased Vermin phases out, it "remembers" how many counters it has and also which opponents it has previously damaged