He told Draftsim that Chair Tribal was a thing people had heard about, but that the origins of this, for him, was a bit of luck: The idea originally came from a fit of boredom at my LGS
And, of course, youll always be able to use them in Commander as well
Instead of sacrificing your original Wayfarer's Bauble or Hedron Matrix you can keep your original on the board and choose to copy it whenever you need to activate its sacrifice ability on a turn
Probably not unless ninjas come back, unfortunately
Its just a cheap commander that produces Treasure in a color pair well-positioned to maximize it
If you want to see the older cards getting reprinted, you can see the full decklist for both it and the other deck, Buckle Up, on the Magic website