• 7 College Library

• 27 Combat
• 20 Imaginary wars and battles
• 17 Battles
• 13 World War, 1939-1945
• 12 Shooting
• 12 Space warfare
• 11 War games
• 10 Hand-to-hand fighting
• 9 Special forces (Military science)
• 7 Life on other planets
• 7 Video games
• 5 Human-alien encounters
• 5 War video games
• 4 Aerial operations
• 4 Imaginary places
• 4 Nazis
• 4 Soldiers
• 4 Zombies
• 3 Biological warfare
• 3 Bioterrorism
• 3 Four Horsemen of the Apocalypse
• 3 Good and evil
• 3 Military art and science
• 3 Monsters
• 3 Science fiction

• 15 Activision (Firm)
• 12 Microsoft Corporation
• 9 Electronic Arts (Firm)
• 4 Bungie (Firm)
• 4 Kalypso Media (Firm)
• 3 343 Industries
• 3 Atari, Inc
• 3 Bethesda Softworks (Firm)
• 3 Capcom USA
• 3 Infinity Ward (Firm)
• 3 Microsoft Game Studios
• 3 Sega of America (Firm)
• 3 Sledgehammer Games (Firm)
• 3 Sony Interactive Entertainment America LLC
• 3 THQ (Firm)
• 3 Ubi Soft Entertainment (Firm)
• 2 505 Games (Firm)
• 2 Bandai Namco Entertainment America Inc.
• 2 BioWare Corp
• 2 D3Publisher of America
• 2 Koch Media GmbH
• 2 Larian Studios
• 2 Microsoft Studios
• 2 Nintendo of America Inc
• 2 Nintendo of America Inc.

• 3 French
• 2 Spanish
• 1 Japanese

• 5 Europe
• 2 France
• 2 Normandy
• 1 China
• 1 Himalaya Mountains
• 1 Japan
• 1 Mars (Planet)
• 1 Tsushima Island (Japan)

• 93 Video games
• 83 Computer games
• 22 Computer adventure games
• 12 Sony video games
• 12 Xbox video games
• 9 Fantasy games
• 4 Nintendo video games
• 3 Nintendo Wii video games
• 2 Computer flight games
• 2 Juvenile software
• 2 Software
• 1 Action and adventure video games
• 1 Interactive media
• 1 Nintendo GameCube video games
• 1 Nintendo PlayStation 4 video games
• 1 PlayStation 4 video games
• 1 Playstation 4 video games
• 1 Simulation games
• 1 Sony Playstation video games
• 1 Xbox 360 (Video game console)

Limit year range