• 4 College Library

• 13 Combat
• 8 Imaginary wars and battles
• 8 Space warfare
• 7 Human-alien encounters
• 7 Survival
• 4 Battles
• 4 Extraterrestrial beings
• 3 Heroes
• 3 Science fiction
• 3 Sony video games
• 2 Civil war
• 2 Cyberpunk culture
• 2 Dystopias
• 2 Epidemics
• 2 Immorality
• 2 Life on other planets
• 2 Megacities
• 2 Outlaws
• 1 Adventure video games
• 1 Alien (Motion picture)
• 1 Asteroids
• 1 Bounty hunters
• 1 Collisions with Earth
• 1 Disasters

• 6 Activision (Firm)
• 5 Bungie (Firm)
• 4 Electronic Arts (Firm)
• 4 Ubisoft (Firm)
• 3 BioWare Corp
• 3 Blizzard Entertainment (Firm)
• 2 CD Projekt S.A. (Firm)
• 2 Clancy, Tom, 1947-2013
• 2 Microsoft Corporation
• 2 Nintendo of America Inc
• 2 Warner Bros. Interactive Entertainment
• 1 2K (Firm)
• 1 Atari, Inc.
• 1 Bethesda Softworks (Firm)
• 1 BioWare Corp.
• 1 Grip Digital (Firm)
• 1 Llamasoft Ltd
• 1 LucasArts (Firm)
• 1 Nintendo of America Inc.
• 1 Sega of America (Firm)
• 1 Soedesco (Firm)
• 1 Sony Computer Entertainment America
• 1 THQ (Firm)

• 30 English
• 2 French
• 2 Spanish

• 2 Himalaya Mountains
• 2 New York
• 2 New York (N.Y.)
• 2 New York (State)
• 1 Outer space

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