| Okładka | Wykonawca | Album | Rok | Gatunek | Typ |
|---|---|---|---|---|---|
 | XOLOTL, Bernard | Last Wave | 1996 | progressive electronic | L |
 | XXANAXX [PL] | Triangles | 2014 | future chillout/chillwave | L |
 | XXANAXX [PL] | FRWD | 2016 | synth-pop/electro | L |
 | XXANAXX [PL] | Gradient (2CD) | 2018 | electro/chillwave | L |
 | Xysma | Deluxe | 1994 | death metal/garage/stoner rock | L |