• 2 College Library

• 4 Human-alien encounters
• 2 Life on other planets
• 2 Shooting
• 2 Survival
• 1 Adventure video games
• 1 Alien (Motion picture)
• 1 Battles
• 1 Combat
• 1 Fantasy fiction
• 1 Flight simulation video games
• 1 Gunfights
• 1 Imaginary wars and battles
• 1 Interplanetary travel
• 1 Sony video games
• 1 Space ships
• 1 Star Wars films
• 1 Video games
• 1 War video games

• 2 Electronic Arts (Firm)
• 2 Motive Studio
• 1 LucasArts (Firm)
• 1 Sega of America (Firm)

• 4 English
• 1 French

• 2 Outer space

• 4 Computer games
• 4 Video games
• 2 Computer adventure games
• 1 Sony video games
• 1 Xbox video games

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