• 4 Video games
• 3 Extraterrestrial beings
• 2 Combat
• 2 Imaginary wars and battles
• 2 Monsters
• 2 Noncitizens
• 2 Science fiction
• 2 Shooting
• 2 Sony video games
• 2 Vader, Darth (Fictitious character)
• 2 War video games
• 1 Alien (Motion picture)
• 1 Atari video games
• 1 Demonology
• 1 Flight simulation video games
• 1 Human-alien encounters
• 1 Life on other planets
• 1 Marines
• 1 Nintendo video games
• 1 Star Wars fiction
• 1 Star Wars films
• 1 Tunnels

• 3 LucasArts (Firm)
• 1 Atari, Inc
• 1 Bethesda Softworks (Firm)
• 1 Centuri, Inc. (Firm)
• 1 Electronic Arts (Firm)
• 1 Id Software, Inc
• 1 Nintendō Kabushiki Kaisha
• 1 Payne, Dave
• 1 SNK Playmore (Firm)
• 1 Sears, Roebuck and Company
• 1 Sega of America (Firm)
• 1 Visceral Games (Firm)
• 1 Zaccaria (Firm)

• 8 English

• 1 Mars (Planet)

Limit year range