| Name | Artist | type | Label | Language | firstreleasedate | Average Rating | Type | Review |
|---|---|---|---|---|---|---|---|---|
| Opal | Embryo | Album | Think Progressive | English | 1997/None/None | 0.0 | Official | 0 |
| Opal | Embryo | Album | Ohr | English | 1970/None/None | 0.0 | Official | 0 |
| Opalmateriali sonori 20th anniversary | Embryo | Album | Materiali Sonori | English | 1997/None/None | 0.0 | Official | 0 |
| Opal | Embryo | Album | Belle Antique | English | 2013/6/25 | 0.0 | Official | 0 |
| Opal | Embryo | Album | Ohr | English | 2018/4/27 | 0.0 | Official | 0 |
| Opal | Embryo | Album | Materiali Sonori | English | 1992/None/None | 0.0 | Official | 0 |