| Name | Artist | type | Label | Language | firstreleasedate | Average Rating | Type | Review |
|---|---|---|---|---|---|---|---|---|
| Observed Demonstration | Nox Intempesta & Wings of an Angel | Album | [no label] | English | 2018/1/1 | 0.0 | Official | 0 |
| Observed Demonstration | Wings of an Angel & Nox Intempesta | Album | [no label] | English | 2018/1/2 | 0.0 | Official | 0 |
| Observed Demonstration | Nox Intempesta + Wings of an Angel | Album | [no label] | English | 2018/1/1 | 0.0 | Official | 0 |