• 14 College Library

• 19 Battles
• 19 Survival
• 11 Imaginary wars and battles
• 10 Dystopias
• 7 Space warfare
• 6 Extraterrestrial beings
• 6 Special forces (Military science)
• 5 Civil war
• 5 Soldiers
• 4 Adventure video games
• 4 Epidemics
• 4 Human-alien encounters
• 4 Imaginary places
• 4 Sony video games
• 4 Video games
• 4 World War, 1939-1945
• 3 Cyberpunk culture
• 3 Dictators
• 3 Dissenters
• 3 Life on other planets
• 3 Megacities
• 3 Private military companies
• 3 Science fiction

• 17 Ubisoft (Firm)
• 14 Activision (Firm)
• 13 Electronic Arts (Firm)
• 9 Microsoft Corporation
• 8 Bungie (Firm)
• 7 Clancy, Tom, 1947-2013
• 4 Deep Silver (Firm)
• 4 Sony Computer Entertainment
• 3 CD Projekt S.A. (Firm)
• 3 Warner Bros. Interactive Entertainment
• 2 343 Industries
• 2 Face FX (Firm)
• 2 Havok (Firm)
• 2 Microsoft Studios
• 2 Snowdrop (Firm)
• 1 4A Games (Firm)
• 1 Avalanche Studios
• 1 BioWare Corp.
• 1 Coalition (Firm)
• 1 DICE (Firm)
• 1 DreamWorks Interactive (Firm)
• 1 Esposito, Giancarlo
• 1 Fishlabs (Firm)
• 1 Insomniac Games
• 1 Koch Media

• 59 English
• 9 French
• 5 Spanish
• 2 German
• 2 Italian
• 2 Russian

• 5 Himalaya Mountains
• 2 Montana
• 2 Moscow (Russia)
• 2 New York (N.Y.)
• 2 Washington (D.C.)
• 1 Europe
• 1 France
• 1 Normandy
• 1 South America

• 54 Video games
• 48 Computer games
• 19 Xbox video games
• 13 Computer adventure games
• 11 Sony video games
• 8 Computer war games
• 7 Action adventure video games
• 6 Sony Playstation video games
• 4 First person shooter video games
• 4 Shooter video games
• 3 2D video games
• 3 Software
• 2 Action adventure
• 2 Artillery video games
• 2 First person video games
• 2 Open world video games
• 2 Role playing video games
• 2 Survival horror video games
• 2 Survival video games
• 2 Tactical role-playing video games
• 2 Video recordings
• 2 Wargames (Video games)
• 1 Action video games
• 1 Adventure video games
• 1 Nintendo video games

Limit year range