Super Game Boy DEV Unit, NES Weird Cart, Atari System X

Hard core items today!

Super Game Boy DEV Unit-proto

The case looks like the one used for the Multichecker. Will this be an early Super Game Boy or some sort of Wide Boy?

NES Double Dragon 2 really weird cart

The seller states that it comes from an ex Nintendo employee. Looks like a pirate shell! This is really weird. Any idea?

Atari System X prototype system on Chase the Chuckwagon

Wow!

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