| # | SP/EP Title | Release Date | Label | UK | USA |
| 1. | Ambush | 28.04.1997 | Underground Resistance | | |
| 2. | Antimatter Premium Unleaded / Frequency Snowstorm | 30.11.1998 | Underground Resistance | | |
| 3. | The Swarm EP | 07.06.1999 | Underground Resistance | | |
| 4. | Condition Red EP
(Cosmic Osmosis / Wobbler / The Safety Is Off) | 27.03.2000 | Underground Resistance | | |
| 5. | Millennium To Millennium EP
(Timeline / Amazon (4 Hero version)) | 08.01.2001 | Underground Resistance | | |
| 6. | Analog Assassin / Subsonic Shadow | 30.09.2002 | Underground Resistance | | |
| 7. | Hi-Tech Jazz
featuring Galaxy 2 Galaxy Live | 30.09.2002 | Underground Resistance | | |
| 8. | Actuator / Combustion Chamber | 08.09.2003 | Underground Resistance | | |
| 9. | Gone But Not Forgotten EP
(Hesitation / Homecoming) | 08.03.2004 | Underground Resistance | | |
| 10. | Transition / Windchime | 08.03.2004 | Underground Resistance | | |
| 11. | UR Battlepak Vol 2
& DJ 3000 | 09.05.2005 | Underground Resistance | | |
| 12. | UR Battlepak Vol 1
& DJ Buzz Goree | 09.05.2005 | Underground Resistance | | |
| 13. | Dark Energy EP
(Midnight Sunshine / Atomic Witchdokta / Mau-Mau / Stargate) | 01.08.2011 | Underground Resistance | | |
| 14. | Electronic Warfare / X2 (re-edit) / He Speaks / Analog Assassin (re-edit) / Illuminator | 01.08.2011 | Underground Resistance | | |
| 15. | Galaxy 2 Galaxy EP
(Hi-Tech Jazz / Return Of The Dragons / Astral Apache / Starsailing) | 01.08.2011 | Underground Resistance | | |
| 16. | Interstellar Fugitives EP
(Maroon / Nannytown / Moor Horse Men On Balarus 5 / Negative Evolution) | 01.08.2011 | Underground Resistance | | |
| 17. | The Turning Point EP
(Soul Circuits / Spirit Caller / Soul Power / Hi Tech Funk) | 01.08.2011 | Underground Resistance | | |
| 18. | Ambush Redux EP
(Ambush (DJ Skurge edit) / Scalper /Silicon Saigon (DJ Skurge redux) /Burning Spear) | 27.04.2012 | Underground Resistance | | |
| 19. | Medium Aevum
& Forms | 26.02.2014 | Web Of Mimicry | | |
