version features 12 tracks. Neither version is complete. The eighth track of both copies is a demo of "Logon Rock Witch
It's rumored that Melodies from Mars, also known as Mr. Men and Melodies on Mars, was initially recorded onto eleven cassettes in 1995, and that one or two of these cassettes is the source of all the MP3s in circulation. The identity of the person who leaked the tracks onto the Internet is unknown, as are the video game company and the track names (which likely do not exist).
By the way, it's been a long time since www.aphextwin.org (Aphex Start) was updated. Napster is a better bet. Or me, if you're nice and don't mind using Hotline.