| Name | Format | Duration | Size | Date | |
|---|---|---|---|---|---|
| obses.mid | MIDI Music File | 3m | 16KB | 1993-06-16 | |
| obsessio.mid | MIDI Music File | 3m | 16KB | 1993-06-16 | |
| oddone.mid | MIDI Music File | 2m30s | 25KB | 1993-06-16 | |
| oholynit.mid | MIDI Music File | 3m28s | 8KB | 1992-12-12 | |
| oldfunk.mid | MIDI Music File | 3m5s | 12KB | 1983-10-18 | |
| onbway2.mid | MIDI Music File | 4m51s | 77KB | 1993-06-16 | |
| oncetime.mid | MIDI Music File | 2m21s | 7KB | 1993-07-12 | |
| onething.mid | MIDI Music File | 3m7s | 7KB | 1993-01-08 | |
| onetho.mid | MIDI Music File | 28s | 1KB | 1994-04-28 | |
| onetime.mid | MIDI Music File | 1m8s | 2KB | 1994-04-28 | |
| onlyeyes.mid | MIDI Music File | 3m37s | 7KB | 1993-02-20 | |
| ONLYODIN.ROL | MIDI Music File | 3m19s | 29KB | 1993-01-31 | |
| onwings.mid | MIDI Music File | 3m30s | 11KB | 1993-08-29 | |
| oommblu2.mid | MIDI Music File | 10m8s | 71KB | 1993-06-16 | |
| opus1.mid | MIDI Music File | 1m34s | 11KB | 1991-11-05 | |
| opus14.mid | MIDI Music File | 5m12s | 12KB | 1990-03-30 | |
| opus27.mid | MIDI Music File | 3m46s | 7KB | 1990-03-30 | |
| organum.mid | MIDI Music File | 5m24s | 15KB | 1993-06-16 | |
| orient.mid | MIDI Music File | 1m7s | 3KB | 1993-06-16 | |
| othere.mid | MIDI Music File | 3m14s | 12KB | 1991-12-13 | |
| ourhouse.mid | MIDI Music File | 2m18s | 10KB | 1993-09-26 | |
| overrain.mid | MIDI Music File | 2m23s | 7KB | 1993-01-15 | |
| overture.mid | MIDI Music File | 2m | 7KB | 1991-11-07 | |
| oxygene4.mid | MIDI Music File | 4m13s | 40KB | 1993-06-16 | |
| oyecomo.mid | MIDI Music File | 4m22s | 43KB | 1993-06-16 |