• 4 College Library

• 9 Life on other planets
• 6 Imaginary wars and battles
• 4 Combat
• 4 Human-alien encounters
• 4 Star Wars films
• 3 Shooting
• 3 Soldiers
• 2 Battles
• 2 LEGO toys
• 2 War
• 2 Xbox One (Video game console)
• 1 Extraterrestrial beings
• 1 Heroes
• 1 Imaginary places
• 1 Jedi (Fictitious characters)
• 1 Piloting
• 1 Planets
• 1 Science fiction
• 1 Space vehicles
• 1 Star Wars, episode VII, the force awakens (Motion picture)
• 1 Survival
• 1 Swordplay
• 1 Video games
• 1 Xbox Series X (Video game console)

• 7 Microsoft Corporation
• 5 Electronic Arts (Firm)
• 4 343 Industries
• 4 Bungie (Firm)
• 3 Microsoft Game Studios
• 2 Microsoft Studios
• 2 Warner Bros. Interactive Entertainment
• 1 BioWare Corp.
• 1 Copyright Collection (Library of Congress)
• 1 Lucasfilm, Ltd
• 1 Motive Studio
• 1 Respawn Entertainment
• 1 Square Enix (Firm)
• 1 TT Games (Firm)
• 1 Visceral Games (Firm)

• 18 English
• 2 French
• 1 Chinese

• 1 Outer space

• 18 Video games
• 14 Computer games
• 7 Computer war games
• 2 Adventure games
• 2 Computer adventure games
• 1 Sony video games
• 1 Xbox 360 (Video game console)
• 1 Xbox Series X video games

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