• 2 College Library

• 4 Combat
• 2 Imaginary wars and battles
• 2 Robots
• 1 Battles
• 1 Human-alien encounters
• 1 Imaginary places
• 1 Interplanetary voyages
• 1 Life on other planets
• 1 Military art and science
• 1 Nara (Fictitious character)
• 1 Pillage
• 1 Piloting
• 1 Piracy
• 1 Quests (Expeditions)
• 1 Robotic exoskeletons
• 1 Soldiers
• 1 Space colonies
• 1 Space vehicles
• 1 Survival

• 2 Electronic Arts (Firm)
• 2 Sony Computer Entertainment
• 1 343 Industries
• 1 BioWare Corp.
• 1 Bungie (Firm)
• 1 Deep Silver (Firm)
• 1 Fishlabs (Firm)
• 1 Koch Media
• 1 Microsoft Corporation
• 1 Microsoft Studios
• 1 Nintendo of America Inc.
• 1 Respawn Entertainment

• 5 English
• 2 French
• 1 Spanish

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