Known as a a "cowboy" in quakeworld
- Real name: Stellan Öström
- Date of birth: 1980-05-25
- Nationality: Swedish
- Current clan: Vagabond
- Dota Allstar Guys
- Firing Squad
- Griffins Tappra Gossar
- Icon of Pain
- Lege Artis
- Et cetera
- Da Imperial Executors
- 2002 - 5th place (tie): NQR Season 2 with Firing Squad
- 2003 - 1st place: NQR Season 3 Division 1 with Lege Artis
- 2003 - 2nd place: NQR Season 5 Division 1 with Disorder
- 2004 - 2nd place: NQR Season 6 Gold Cup with Lege Artis
- 2008 - 2nd place: DreamHack Summer 2008 QuakeWorld Competition
- 2008 - 4th place: Quake Forever 2008: QuakeWorld (2on2) at DreamHack Winter 2008 together with inferno
Riker VS. Chuck Norris
- Chuck Norris once manage to frag Riker. As a result Chuck got spawn fragged 13 times.
- Chuck Norris and Riker are the only two players that have tried to kill a pented enemy. Only one has succeeded.
- Chuck Norris once tried to move as good as Riker, but he got a Broken Ankle.