I'm currently selling a very special copy of
Maniac Mansion - First Release for Apple II
This copy isn't just "some" copy of the First Release.
This copy is exactly the copy you can see here in the LucasArts Museum...
I'm currently selling some Brasilian / Portuguese LucasArts games published by BraSoft on eBay:
Grim Fandango: https://www.ebay.de/itm/Grim-Fandango-LucasArts-PC-CD-NEU-Portugiesisch-Brasilien/263525878590