Complexity is a compilation on CD, released on Cold Groove Records (CGCD002) in 2005.
The CD collects 9 tracks from 8 artists, having Nuclear Ramjet featuring two tracks. All 9 tracks are exclusive to this release, appearing on no other.
- 01Spirallianz — Magnitudes
- 02Axiomata — Ethereal
- 03Echotek — Get Light
- 04Nuclear Ramjet — Operation Northwood
- 05Nuclear Ramjet — Neoponik
- 06Mass Turbo — Sitcom Drama
- 07Midi Miliz — Cyclic Structures (Restructured)
- 08Tetraktys — Lightframe
- 09Metalogic — Gradient
