• 2 College Library

• 9 Combat
• 8 Shooting
• 6 Battles
• 6 Survival
• 3 Dystopias
• 3 Monsters
• 2 Adventure video games
• 2 Imaginary wars and battles
• 2 Soldiers
• 2 Space warfare
• 2 Special forces (Military science)
• 2 Supernatural
• 2 Xbox One (Video game console)
• 1 Assassins
• 1 Clancy, Tom, 1947-2013
• 1 Crime
• 1 Criminals
• 1 Cyborgs
• 1 Epidemics
• 1 Extraterrestrial beings
• 1 Gang members
• 1 Gangs
• 1 Heroes
• 1 Human-alien encounters
• 1 Life on other planets

• 3 Electronic Arts (Firm)
• 2 505 Games (Firm)
• 2 Clancy, Tom, 1947-2013
• 2 Deep Silver (Firm)
• 2 Microsoft Corporation
• 2 Ubisoft (Firm)
• 1 343 Industries
• 1 Activision (Firm)
• 1 Bungie (Firm)
• 1 Coalition (Firm)
• 1 Face FX (Firm)
• 1 Final Strike Games (Firm)
• 1 Havok (Firm)
• 1 Io Interactive (Firm)
• 1 Koch Media
• 1 Microsoft Studios
• 1 Motive Studio
• 1 PUBG Corporation
• 1 Snowdrop (Firm)
• 1 Volition, Inc.
• 1 WB Games (Firm)
• 1 Warner Bros. Interactive Entertainment
• 1 Xbox Game Studios

• 14 English
• 4 French
• 1 German
• 1 Italian
• 1 Russian
• 1 Spanish

• 1 Moscow (Russia)
• 1 Outer space
• 1 Washington (D.C.)

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