* Half-Life: Opposing Force – PC expansion (October 1999, published by Sierra Entertainment/Vivendi Games).
* Half-Life – Dreamcast (unreleased, available on PC) – Includes Half-Life: Blue Shift.
* Counter-Strike – PC (November 2000, published by Sierra Entertainment/Vivendi Games) – Retail version, co-developed with Valve Software – Includes Half-Life: Opposing Force CTF
* Half-Life: Blue Shift – PC expansion (July 2001, published by Sierra Entertainment/Vivendi Games) – Includes Half-Life High Definition Pack and Half-Life: Opposing Force.
* Half-Life – PlayStation 2 (November 2001, published by Sierra Entertainment/Vivendi Games) – Includes Half-Life: Decay.
* Half-Life: Decay – PC expansion (unreleased, available on PS2). Unofficial PC port exists.
* Tony Hawk's Pro Skater 3 – PC (October 2002, published by Activision) – Co-developed with Neversoft.
* James Bond 007: Nightfire – PC (November 2002, published by Electronic Arts).
* Halo: Combat Evolved – PC, Mac (September 2003, published by Microsoft Game Studios) – Co-developed with Bungie Studios.
* Counter-Strike: Condition Zero – PC (March 2004, published by Sierra Entertainment/Vivendi Games) – Co-developed with Valve Software, Ritual Entertainment and Turtle Rock Studios.
* Halo: Custom Edition – PC (May 2004, published by Microsoft Game Studios).
* Brothers in Arms: Road to Hill 30 – PC, Xbox, PlayStation 2 (March 2005, published by Ubisoft).
* Brothers in Arms: Earned in Blood – PC, Xbox, PlayStation 2 (October 2005, published by Ubisoft).
* Brothers in Arms: Earned in Blood – Mobile Phones (October 2005, published by Ubisoft) – Co-developed with Gameloft.
* Brothers in Arms: D-Day – PSP (December 2006, published by Ubisoft) – Co-developed with Ubisoft.
* Brothers in Arms DS – Nintendo DS (June 2007, published by Ubisoft) – Co-developed with Gameloft.
* Brothers in Arms (N-Gage 2.0) – Nokia Mobile Phones (November 2007, published by Ubisoft) – Co-developed with Gameloft.
* Brothers in Arms: Art of War – Mobile Phones (March 2008, published by Ubisoft) – Co-developed with Gameloft.
* Samba de Amigo — Wii (September 23, 2008, published by Sega)[6] – Co-developed with Escalation Studios.
* Brothers in Arms: Double Time – Wii (September 2008, published by Ubisoft) – Co-developed with Demiurge Studios.
* Brothers in Arms: Hell's Highway – PC, Xbox 360, PlayStation 3 (September 2008, published by Ubisoft).
* Brothers in Arms: Hour of Heroes – iPhone (December 2008, published by Ubisoft) – Co-developed with Gameloft.
I will say I enjoyed Opposing Force. But anything WW2 gets an automatic pass from me.