--- title: "Best Alien Games | Belly Score" url: https://bellyscore.com/best/theme/alien description: "The best Alien games ranked by Belly Score. Browse games with a Alien theme, scored by The Belly." lang: en --- # Best Alien Games The best Alien games ranked by Belly Score. Browse games with a Alien theme, scored by The Belly. Games with a Alien theme, ranked by Belly Score. Theme tags capture the subject matter and setting of a game — distinct from genre — so this list pulls together titles that share a Alien world or aesthetic regardless of how they play. See which Alien-themed games earned The Belly's top marks and which fell short. 15 games 9.9 ### Half-Life FPS · Action · Adventure Windows · PlayStation 2 · macOS · Linux Sci-Fi Alien Workplace +1 Atmospheric Eerie Intense +2 https://bellyscore.com/game/half-life 9.7 ### Risk of Rain 2 Action · Shooter PC · PlayStation 4 · PlayStation 5 · Xbox One · Xbox Series X/S · Nintendo Switch · Stadia Sci-Fi Space Alien +1 Intense Fast-Paced Chaotic +3 https://bellyscore.com/game/risk-of-rain-2 9.6 ### Returnal Shooter PlayStation 5 · PC Sci-Fi Alien Psychological +1 Intense Fast-Paced Challenging +3 https://bellyscore.com/game/returnal 9.4 ### Pikmin 2 Strategy · Adventure GameCube · Wii · Nintendo Switch Sci-Fi Space Alien +1 Adventurous Strategic Tactical +2 https://bellyscore.com/game/pikmin-2 9.4 ### No Man's Sky Action · Adventure · Survival PlayStation 4 · PlayStation 5 · Windows · macOS · Xbox One · Xbox Series X/S · Nintendo Switch Sci-Fi Space Alien +1 Adventurous Exploratory Discovery-Driven +3 https://bellyscore.com/game/no-man-s-sky 9.3 ### Starbound Action · Sandbox · RPG Windows · OS X · Linux · Xbox One · Xbox Series X/S Sci-Fi Space Alien +1 Adventurous Exploratory Discovery-Driven +3 https://bellyscore.com/game/starbound 9.3 ### Prey FPS · Action · Simulation PlayStation 4 · Windows · Xbox One Sci-Fi Space Alien +1 Mysterious Immersive Unsettling +3 https://bellyscore.com/game/prey-2017 9.3 ### EARTH DEFENSE FORCE 5 Action · Shooter PlayStation 4 · Windows Sci-Fi Alien Monsters +1 Chaotic Fast-Paced Funny +3 https://bellyscore.com/game/earth-defense-force-5 9.1 ### Pikmin 3 Strategy · Puzzle · Action Wii U · Nintendo Switch Sci-Fi Space Alien +1 Adventurous Exploratory Strategic +3 https://bellyscore.com/game/pikmin-3 9.1 ### Pikmin Strategy · Puzzle GameCube · Wii · Nintendo Switch Sci-Fi Space Alien +1 Adventurous Strategic Charming +3 https://bellyscore.com/game/pikmin-1 9.1 ### CASSETTE BEASTS RPG · Adventure Nintendo Switch · Nintendo Switch Lite · Nintendo Switch OLED · Xbox One · Xbox Series X|S · PC · Linux · Steam · Microsoft Store Sci-Fi Alien Fantasy +7 Adventurous Exploratory Discovery-Driven +36 https://bellyscore.com/game/cassette-beasts 8.8 ### EarthBound Beginnings RPG · Adventure Nintendo Entertainment System · Wii U · Nintendo Switch · Game Boy Advance Modern Supernatural Alien +1 Quirky Whimsical Charming +2 https://bellyscore.com/game/earthbound-beginnings 8.7 ### The Invincible Adventure PC · PlayStation 5 · Xbox Series X/S Sci-Fi Space Alien +1 Mysterious Immersive Atmospheric +2 https://bellyscore.com/game/the-invincible 7.8 ### Evolve Action · Shooter · FPS PC · PlayStation 4 · Xbox One Sci-Fi Alien Monsters +1 Intense Adrenaline-Fueled High-Stakes +3 https://bellyscore.com/game/evolve 1.6 ### Greyhill Incident Adventure · Horror PlayStation 4 · PlayStation 5 · Windows · Xbox One · Xbox Series X/S Sci-Fi Alien Supernatural Creepy Eerie Suspenseful +2 https://bellyscore.com/game/greyhill-incident **Cookies.** We use essential cookies to keep you logged in and the platform secure — no advertising trackers. 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