Tracklist
| Emerson | 1:26 |
| Watchers | 5:17 |
| Unison | 5:25 |
| Secrets | 5:10 |
| Forward | 4:42 |
| Wreckage | 4:56 |
| Walk On Stars | 4:46 |
| Euphoria | 5:08 |
| Traveler | 5:03 |
| Lethargy (Rise) | 4:37 |
| Systems | 4:10 |
| Inner Light | 6:59 |
| Immersion | 2:04 |
| Forward (Club Mix) | 4:29 |
| Wreckage (Remix By Torben Wendt) | 5:35 |
| Forward (Dark Angel Remix) | 5:11 |
| Traveler (Flesh & Blood Remix) | 4:33 |
| Unison (Statesman Remix) | 5:35 |
| Forward (Remix By The Dreamside) | 4:37 |
| Traveler (Symphonic Mix) | 4:37 |
| Forward (Remix By Ophidian) | 5:07 |
| Watchers (Remix By Axel Ermes) | 8:47 |
| Wreckage (Silent Version) | 5:25 |
| Darkness (Live At M'Era Luna 2002) | 4:56 |
| Stronghold (Live At RTV Rijnmond 2005) | 5:25 |
Versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| OUT 251 | 252, OUT 251, OUT 252 | Angels & Agony | Unison (CD, Album + CD, Enh + Ltd) | Out Of Line, Out Of Line, Out Of Line | OUT 251 | 252, OUT 251, OUT 252 | Germany | 2007 |
| MET 481D | Angels & Agony | Unison (23xFile, AAC, Album) | Metropolis | MET 481D | US | 2007 |
| MET 471 | Angels & Agony | Unison (CD, Album) | Metropolis | MET 471 | US | 2007 |
| MET 471D | Angels & Agony | Unison (13xFile, MP3, Album, RE, 320) | Metropolis | MET 471D | US | 2009 |
| none | Angels & Agony | Unison Bonus (10xFile, FLAC, Album) | Out Of Line | none | Europe | 2014 |
