Home Games Review The 15 Best Open World Sci Fi Games to Play in 2021

The 15 Best Open World Sci Fi Games to Play in 2021

We are now in the golden age of open-world games. Players’ choice rules over the game developers, and they are making more and more user-oriented games. Sci-Fi (Science Fiction) games are the best genre of open-world gaming. Open world sci-fi games have it all, from a great story to amazing graphics. You cannot but fall in love with sci-fi games. So, at the beginning of 2021, we bring you some of the best open-world sci-fi games that must be played. So, without adieu, let’s jump into the future universe where machines and AI rule the world.

Best Sci-Fi Games You Must Play


Sci-Fi (Science Fiction) games are the best genre in the online world. Find the 15 best open-world sci fi games for PC. Those games will provide you a different enjoyment of science and technology.

1. Half-Life 2


  • Platforms: PC, Xbox One, PlayStation 3, Android, Steam.
  • Developer: Valve Corporation
  • Genre: First-person shooter.

Half-Life 2 Shooting GamesHalf-Life 2 is referred to as the game of the decade. It is the best open-world sci-fi game that has action, shooting, story, and creative gameplay. Once you play this first-person shooter game, you will realize Half-Life 2 is different from other sci-fi games.

Half-Life 2 is the apex of graphical excellence since its release. For instance, it has real-life character designs, the physics in the game is very similar to the natural world, and gun recoils and weapon design are unique. Simply put, Half-Life 2 is the best there is.

Half-Life 2 can be enjoyed on PC, Xbox One, PS3, and Android. In a nutshell, if you are someone who likes to play first-person shooter games, then you must play Half-Life 2.

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2. Portal 2


  • Platforms: Windows, macOS, Steam
  • Developer: Valve
  • Genre: Action, Adventure

Portal 2 open world sci-fi gamesPortal 2 is not your typical sci-fi game. Some ideas are just supreme for video games and fit perfectly in the puzzle. Portal 2 is just like that. Its teleportation gun is one of the best in the whole gaming world.

Valve came up with all the great and creative things to make it enjoyable for gamers of all ages. It is astonishing how Portal 2 has satisfied the thirst of sci-fi gamers across the world. Moreover, Portal II has a great voice cast that adds so much to the story and makes it more realistic to play.

You can play on Windows and Mac PCs. It supports single-player mode as well as online multiplayer mode. Though it is a cheap game priced at around 10 USD Portal II covers all the aspects of excellent open-world sci-fi games.

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3. Deus Ex: Human Revolution


  • Platforms: PC, Xbox 360, PlayStation.
  • Developer: Eidos-Montréal
  • Genre: Action RPG, First-person shooter

Deus Ex GameDeus Ex: Human Revolution, the prequel of the famous action sci-fi game Deus Ex portraits a fascinating look into our world’s future where human augmentation is a normal thing. Deus Ex: Human Revolution is a story of the contradiction between two groups. One is in support of human augmentation, and the other one is not.

In Deus Ex: Human Revolution, you have to choose both sides and take up missions to complete the game. Tour actions have a direct impact on how the game will progress and end. It is up to the player as to how they treat Adam, the protagonist of the game. There are multiple endings to the game, depending on your decision. It is truly a game that takes your choice into account, and the story revolves around it.

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4. Doom Eternal


  • Platforms: Windows PC, Xbox One, PlayStation, Xbox Series X, and Nintendo.
  • Developer: iD Software, Panic Button Games
  • Genre: first-person shooter

Doom Eternal open world sci fi gamesAre you a fan of badass otherworldly demons and demonic creatures and like to kill them with big guns fast? Then I am sure Doom Eternal will pick your interest. It is a staple science fiction game with amazing soundtracks, a great environment with hack and slashes, and fast-paced shooting gameplay.

The story of this first-person shooter starts when demons start crawling on earth and commit to destroying the planet. Our protagonist takes up the task to stop the demonic priest and, in the process, kill all the demons. You must buy Doom Eternal and play it on your PC, PlayStation or Xbox.

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5. Mass Effect 2


  • Platforms: PC, Xbox 360, PlayStation.
  • Developer: Casey Hudson  
  • Genre: Action, third-person shooter

Mass Effect 2 sci fi open world gamesEleven years ago, the saga of infamous space commander Shephard and his crew started yet to date. Mass Effect 2 is one of the best open-world sci-fi games out there. This sci-fi action shooter holds the soul of the Star Trek universe. Mass Effect 2 is the story of a crew and the commander of a spaceship that tackles space politics, aliens, and whatnot.

Mass Effect 2 features a memorable shootout in the vast emptiness of the space. Despite being an old game, it is still considered one of the legendary PC games featuring a great story, amazing graphics, and futuristic weapon arsenal. The game is available on Steam for USD 19.99.

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6. Prey (2017)


  • Platforms: Windows, Xbox One, PlayStation 4.
  • Developer: Arkane Studios
  • Genre: First-person shooter.

Prey sci fi open world mmoPrey is one of the memorable and best selling sci-fi games of 2017. No science-fiction game will be complete without having an alternative time or a parallel universe. Prey covers that side of the science fiction world.

In this game, the failed assassination of the US president J.F. Kennedy leads the research to space resulting from Talos I. Talos I’s construction is an intergalactic research facility dedicated to Typhon’s research newly discovered alien race. And you might have guessed it researching a deadly alien species in space is not an easy task, and you will experience the difficulties of that from the first-person shooter perspective.

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7. Bioshock: The Collection


  • Platforms: Windows, macOS, Nintendo Switch, Xbox One, and PlayStation.
  • Developer: Blind Squirrel Games
  • Genre: Action, RPG.

BioShock Shooting GamesBioshock is a great sci-fi open-world MMORPG game. Bioshock: The Collection comprises all the BioShock games, e.g., BioShock 2, BioShock Infinite. The BioShock franchise is one of the best classics among the other story-based sci-fi games. All three games of the series are outstanding and take the gameplay further every time.

Bioshock is a first-person role-playing action game where the players explore the city of Rapture. The game is filled with thrilling battles with mutated drug-addicted or creatures of the dark. It is a combination of action and horror that has gone beyond all the boundaries to present you with an unforgettable experience. In other words, Bioshock: The Collection is the best performing sci-fi game on the internet. You can purchase the game and play it on Windows, macOS, Nintendo Switch, Xbox One, and PlayStation.

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8. The Outer Worlds


  • Platforms: Windows, Steam.
  • Developer: Obsidian Entertainment
  • Genre: Action RPG, Open world, Sci-fi, FPS

The Outer Worlds is 2019’s most successful game with the concept of open-world science fiction. The key aspects that made ‘The Outer Worlds’ so successful, that it combined the elements of Fallout game, corporate satire, and role-playing game perfectly. Unlike Fallout, this 15-hour game is perfect for enjoying the best action gaming experience without losing your entire life.

The narrative of the game is also great. It doesn’t ask for much yet is interactive with the players. The players are set to deal with a megacorporation where things can take a horrible turn. Overall The Outer Worlds is a fantastic open-world game that you should try. The game is available for Windows only.

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9. Alien: Isolation


  • Platforms: PC, Xbox One, Xbox 360, Nintendo, PlayStation.
  • Developer: Creative Assembly, Feral Interactive
  • Genre: Survival horror.

Alien IsolationAlien: Isolation is the most fantastic science fiction survival horror game. The game adaptation of famous movies is not always a great idea. But this statement is not accurate for Alien: Isolation. This game is one of the best adaptations of the TV series Alien: Isolation by Fabien Dubois.

This survival horror presented all the great things there can be in a survival game. The fantastic graphics, designs of the aliens, sounds brings life to the game and make it a great experience. It has been more than 30 years since the release of Ridley Scott’s novel Alien, and it still is one of the terrifying creations. The game Alien: Isolation proves it again. Putting in the shoe of Ellen Ripley’s daughter Amanda, the players enjoy the horror of the game.

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10. Dead Space 2


  • Platforms: PC, Xbox 360, PlayStation 3.
  • Developer: Visceral Games.
  • Genre: Survival Horror

Dead Space 2 open world sci fi games pcDead Space 2 is another sci-fi open-world game similar to Doom Eternal. In Dead Space 2, you play the game from a third-person perspective. Dead Space 2 is a fantastic survival horror game currently available for Windows, Xbox 360, and PlayStation 3.

Dead Space 2 is a decisive game with an open-world concept, high-quality graphics, and out of the world action sequences. This game is the terrifying installment of the whole Dead Space franchise. Dead Space 2 begins when Isaac Clarke wakes up on USS Ishimura and finds himself in a situation that he didn’t expect. Experience the world in zero gravity and discover the truth behind the Necromorph epidemic caused three years prior.

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11. Outer Wilds


  • Platforms: Windows OS, Xbox One, PlayStation 4.
  • Developer: Mobius Digital
  • Genre: Action-adventure.

Open world games are all about exploring the environment and travel to come across uncovering secrets. Only a few games have been able to capture that perfectly in a sci-fi game. But in the case of Outer Wilds, it has perfectly combined it all.

You are on a journey to discover the secrets and history of our solar system’s prior civilization. To escape from certain doom is the only possible way, as they also tried to do so. That is why you must reveal the secrets. It is possible, but not easy. Get on a journey of hardship, obstacles, action, and fight with the unknown. You have to hunt, start a fire, or even stay in a cave during the game, and sometimes you will need what is most important- patience.

Get the Epic games store and play it on Windows, Xbox One, or PlayStation 4. You will enjoy the open-world concept of Outer Wilds.

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12. Star Wars Jedi: Fallen Order


  • Platforms: Windows, Xbox One, PlayStation 4, and Stadia.
  • Developer: Respawn Entertainment.
  • Genre: Action-adventure

If you are looking for sci-fi games, I am sure you are a fan of the Star Wars movie franchise. Star Wars Jedi: Fallen Order is another adaptation of a Bollywood film after its success. Star Wars Jedi: Fallen Order is not your typical science fiction. It brings more to the table.

Star Wars Jedi: Fallen Order is a modern open-world science fiction game with proper action, romance, shooting, and a fantastic otherworldly view. Taking the Jedi role has never been so fluid and at home before Star Wars Jedi: Fallen Order. The game is playable on Windows PC, Xbox One, PlayStation 4, and from November 2020, it is also available on Stadia. You can purchase the game from the EA game store.

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13. Destiny 2


  • Platforms: Windows PC, Xbox One, PlayStation 4.
  • Developer: Bungie, Inc.
  • Genre: First-person shooter, MMO

Google Stadia Game Destiny 2Destiny 2 is an excellent open-world sci-fi game offered by Bungie Inc. you can enjoy Destiny 2 for free online. But for a downloadable version, you have to purchase the game. After Halo, Destiny 2 is a massive success for the developers of the game. This first-person shooter game will make you sink into the open world of fiction.

Over the years, the Destiny games have grown, and it is evident in Destiny 2. The story development, character placement, and environment fit perfectly in the big picture in the game. Destiny 2 has a decent collection of futuristic weapons, vehicles, and many exciting game elements. You will enjoy this classic action MMO game. Join in with your friends on a co-op journey into the world of Destiny 2.

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14. Nier: Automata


  • Platforms: Windows, Xbox One, PlayStation 4.
  • Developer: PlatinumGames
  • Genre: Action, Role-playing, hack, and slash.

Nier: Automata is one of my favorite science-fiction games of all time with a fantastic game story and realistic graphics. Nothing can be compared in a sci-fi game to fighting robots as the proxy of humans. Nier: Automata is something like that but goes much deeper than simply fighting.

You will face challenges, glorious bullet fights, and a hardcore fistfight in Nier: Automata. It tells the superb but challenging story of three androids 2B, 9S, and A2. Nier: Automata is one of the best narrative games and has a stunning view of the world. You will also fall in love with the beautiful androids. Try it out for yourself.

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15. EVE Online


  • Platforms: Online, Windows, macOS, Linux.
  • Developer: CCP Games
  • Genre: Space flight simulation, MMORPG.

Have you ever wondered how it feels to travel through the universe in a spaceship? Well, you get that chance for free in the space flight simulation action game EVE Online. EVE Online is an online free to play MMORPG and the best space MMORPG out there.

EVE Online shows how the developers of a massively multiplayer role-playing game can be. The open space, intergalactic views, exciting fights with other races makes it the best MMORPG sci-fi game. The players are dropped randomly in the vast universe. To continue the game, the players have to build and maintain societies. However, it doesn’t stop at that. You might have to fight galactic wars, stop invasions, and many different missions and tasks.

EVE Online is a free game that you can play from your browser. It is entirely safe to play and works fine on Chrome, Mozilla, and Safari browsers. You don’t have to download the game to enjoy it.

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Honorable Mentions:


Stellaris 

  • Platforms: Windows, PlayStation 4, Xbox One.
  • Developer: Paradox Interactive
  • Genre: Strategy, RPG.

No Man’s Sky 

  • Platforms: Windows, PlayStation 4.
  • Developer: Hello, Games.
  • Genre: Action-adventure, survival

 Detroit: Become Human 

  • Platforms: Windows, PlayStation 4, Xbox One.
  • Developer: Quantic Dream
  • Genre: Action-adventure

Tacoma

  •  Platforms: Windows, macOS, Linux, PlayStation 4, Xbox One.
  • Developer: Fullbright
  • Genre: Adventure

Final Thoughts


Open world sci-fi games are the best; that is to say, these games always bring more to the table and make a fun experience for the gamers. Most importantly, science-fiction games never cease to amaze you. You get the action with scenic beauty in all sci-fi games. It is not just the gameplay but the overall experience which makes open-world games so popular and enjoyable.

Comment down below which one is your favorite science fiction game. Share if you liked the list, and don’t forget to subscribe to our YouTube channel.

Fardeen
Fardeen is a technical content writer who specializes in the areas of Windows, Android, and Online Tips. He is highly up to date with the technological world. Writing is not just his passion but the only thing that carries life satisfaction. If not writing, you may find him playing games on his phone.

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