According to Wikipedia the Gamebryo engine has been used in a wide variety of PC games.
http://en.wikipedia.org/wiki/Gamebryo#Gamebryo_gamesFIRE UP THE PORT MACHINE
Axis & Allies
2004 PC TimeGate Studios AtariCall of Cthulhu: Dark Corners of the Earth
2006 Xbox, PC Headfirst Productions Bethesda Softworks, 2K GamesDark Age of Camelot
2001 PC Mythic Entertainment Vivendi Universal GamesThe Elder Scrolls IV: Oblivion
2006 PC, Xbox 360, PS3 Bethesda Softworks 2K GamesThe Elder Scrolls IV: Shivering Isles Expansion
2007 PC, Xbox 360 Bethesda Softworks 2K GamesEmpire Earth II
2005 PC Mad Doc Software Sierra EntertainmentEmpire Earth III
2007 PC Mad Doc Software Fallout 3
2008 PC, Xbox 360, PS3 Bethesda Softworks Freedom Force vs The 3rd Reich
2005 PC Irrational Games Vivendi Universal GamesThe Guild 2
2006 PC 4Head Studios Kohan II: Kings of War
2004 PC Gathering Global Star Software, Take 2 InteractivePlayboy: The Mansion
2005 PS2, PC, Xbox Cyberlore Studios Inc. ARUSH Entertainment Red Ocean
2007 PC Collision Studios Digital Entertainment PoolSid Meier's Civilization IV
2005 PC, Mac Firaxis 2K GamesSid Meier's Pirates!
2004 PC, Xbox Firaxis 2K Games, AtariSid Meier's Railroads!
2006 PC Firaxis 2K GamesSovereign Symphony
2008 PC Ceidot Game Studios Warhammer Online: Age of Reckoning
2008 PC EA Mythic Electronic ArtsWildlife Park 2
2006 PC Deep Silver