Introduction and gameplay for Commander Keen: Goodbye Galaxy, PC game produced by Apogee in 1991 - http://www.squakenet.com/download/commander-keen-goodbye-galaxy/29674/
In Commander Keen: Goodbye Galaxy levels are typically full of enemy creatures and hazards, other items to find include keycards that open locked doors, bonus items which give score.
Played through modern Windows machine.
Recorded with original sound.
Commander Keen in Goodbye, Galaxy Statistics For Squakenet
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