Shortly after these twelve games' original release in the early 1980s, Adventure International published a special collector's edition in a faux-leather and plastic case. This was the first computer game package to be sold specifically as a collector's item. It contained a glossy photo of Scott Adams
and an individually-numbered certificate of authenticity, signed by him. The certificate guaranteed replacement of any defective media if it should fail prior to 10th July 2001.
packaged disks for four computer platforms - Apple II, Atari 8-bit, Commodore 64, and IBM PC - in the same box for this release.