| Name | Artist | type | Label | Language | firstreleasedate | Average Rating | Type | Review |
|---|---|---|---|---|---|---|---|---|
| Introspection 4 | Thijs van Leer | Album | - | [Multiple languages] | // | 0.0 | Official | 0 |
| Introspection IV | Thijs van Leer | Album | Beat Goes On Records | English | 2011/None/None | 0.0 | Official | 0 |
| Introspection 4 | Thijs van Leer | Album | CBS | - | 1979/None/None | 0.0 | Official | 0 |