A good day!
Original OOAKs from the producer Gary Stark.
Label peeled off, but it’s official.
pre-production engineering “pilot” version of the analog controller for the Atari 5200. However, at the time this limited run was being put together, there were holdovers from the earliest version of the console, which originally had the working title of “Atari Video System X”
Ok, it’s not a videogame, but I’ve found it quite funny.