Microsoft has today announced 16 all-new additions to the Games for Windows portfolio, including Crysis: Warhead, Call of Duty: World at War, Ghostbusters and Saints Row 2.

Battlestations: Midway (Eidos)

Battlestations: Pacific (Eidos)

Borderlands (2K Games)

Call of Duty: World at War (Activision)

Crysis Warhead (Crytek/EA Partners)

Dawn of War 2 (THQ)

Devil May Cry 4 (Capcom)

Ghostbusters: The Video Game (Sierra Entertainment)

Quantum of Solace (Activision)

LEGO Batman: The Videogame (Warner Bros. Interactive Entertainment)

Madagascar: Escape 2 Africa Video Game (Activision)

Mafia© II (2K Games)

Project Origin (Warner Bros. Interactive Entertainment)

Red Faction: Guerilla (THQ)

Saints Row 2 (THQ)

Zoo Tycoon 2: Ultimate Collection (Microsoft Game Studios)

"These are exciting times for the PC gaming industry. Over the past couple of years, Microsoft Corp. has increased its focus on investment in Windows gaming because we see the incredible growth and opportunities it represents not just for us, but for the industry at large," said John Schappert, corporate vice president, LIVE, software and services.

Games for Windows is now home to over 85 titles and has support from the majority of gaming publishers.