It's impossible to parse the multitude of special editions anymore, and it goes way beyond when it was useful, like with Kaladesh and its special inventions, or the expeditions of Battle for Zendikar
Note that Planar Nexus counts as a town now (in all zones), and the everything counter from Omo, Queen of Vesuva adds the town subtype to the land it modifies
Every collector booster has a dedicated slot for bonus sheet cards, though, so if youre interested in trying to assemble as many as possible, those packs are probably your best bet
1 Krark, the Thumbless
The Commander Deck will contain foil and non-foil cards, but few other details are available as of yet
Borderless panel and iconic covers variants help sell the comic book heritage of these characters, too, while borderless logo variants are striking designs that call to mind a similar treatment for the Final Fantasy sets numeral cards