Best Sci-fi Steam Deck Games
Steam currently has 9,491 Sci-fi games, but not all of them can be played on the Steam Deck. Explore our list with the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Sci-fi game rankings were last updated on 5/25/2024.
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1. Portal 2
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Portal 2 holds the #1 spot for "best Sci-fi Steam Deck game" with a Player Score of 98. Its score was calculated by analyzing a total of 393,095 reviews on Steam. This breaks down to a total of 388,076 positive reviews and 5,019 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
2. Portal
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
Portal has achieved a Player Score of 97, placing it in the #2 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 157,092 reviews on Steam. This breaks down to a total of 154,721 positive reviews and 2,371 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $0.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
3. RimWorld
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
RimWorld has achieved a Player Score of 97, placing it in the #3 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 187,110 reviews on Steam. This breaks down to a total of 183,444 positive reviews and 3,666 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $34.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $34.99 |
| Release Date | 10/17/2018 |
| Developer | Ludeon Studios |
| Publisher | Ludeon Studios |
| Steam App Id | 294100 |
4. ULTRAKILL
ULTRAKILL is a fast-paced ultraviolent retro FPS combining the skill-based style scoring from character action games with unadulterated carnage inspired by the best shooters of the '90s. Rip apart your foes with varied destructive weapons and shower in their blood to regain your health.
ULTRAKILL has achieved a Player Score of 96, placing it in the #4 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 114,065 reviews on Steam. This breaks down to a total of 111,693 positive reviews and 2,372 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $24.99 |
| Release Date | 9/3/2020 |
| Franchise | New Blood Interactive |
| Developer | Arsi "Hakita" Patala |
| Publisher | New Blood Interactive |
| Steam App Id | 1229490 |
5. Half-Life 2
1998. HALF-LIFE sends a shock through the game industry with its combination of pounding action and continuous, immersive storytelling. Valve's debut title wins more than 50 game-of-the-year awards on its way to being named "Best PC Game Ever" by PC Gamer, and launches a franchise with more than eight million retail units sold worldwide.
Half-Life 2 has achieved a Player Score of 96, placing it in the #5 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 192,267 reviews on Steam. This breaks down to a total of 187,679 positive reviews and 4,588 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
6. Katana ZERO
Katana ZERO is a stylish neo-noir, action-platformer featuring breakneck action and instant-death combat. Slash, dash, and manipulate time to unravel your past in a beautifully brutal acrobatic display.
Katana ZERO has achieved a Player Score of 96, placing it in the #6 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 65,099 reviews on Steam. This breaks down to a total of 63,838 positive reviews and 1,261 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $14.99 |
| Release Date | 4/18/2019 |
| Developer | Askiisoft |
| Publisher | Devolver Digital |
| Steam App Id | 460950 |
7. ATRI -My Dear Moments-
"As the world sank, I found you." In the near future, a sudden and unexplained sea rise has left much of human civilization underwater. In a little town slowly being enveloped by the ocean, an unforgettable summer is about to begin for a boy and a mysterious robot girl...
ATRI -My Dear Moments- has achieved a Player Score of 96, placing it in the #7 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 15,698 reviews on Steam. This breaks down to a total of 15,511 positive reviews and 187 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $20.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $20.99 |
| Release Date | 6/18/2020 |
| Franchise | ANIPLEX.EXE |
| Developers | |
| Publishers | |
| Steam App Id | 1230140 |
8. Stray
Lost, alone and separated from family, a stray cat must untangle an ancient mystery to escape a long-forgotten cybercity and find their way home.
Stray has achieved a Player Score of 96, placing it in the #8 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 138,902 reviews on Steam. This breaks down to a total of 135,142 positive reviews and 3,760 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $19.79 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $19.79 |
| Release Date | 7/19/2022 |
| Franchise | Annapurna Interactive |
| Developer | BlueTwelve Studio |
| Publisher | Annapurna Interactive |
| Steam App Id | 1332010 |
9. Subnautica
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
Subnautica has achieved a Player Score of 96, placing it in the #9 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 270,341 reviews on Steam. This breaks down to a total of 261,785 positive reviews and 8,556 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $14.99 |
| Release Date | 1/24/2018 |
| Franchise | Unknown Worlds |
| Developer | Unknown Worlds Entertainment |
| Publisher | Unknown Worlds Entertainment |
| Steam App Id | 264710 |
10. Brotato
Brotato is a top-down arena shooter roguelite where you play a potato wielding up to 6 weapons at a time to fight off hordes of aliens. Choose from a variety of traits and items to create unique builds and survive until help arrives.
Brotato has achieved a Player Score of 96, placing it in the #10 spot for the best Sci-fi Steam Deck games. Its score was calculated by analyzing a total of 75,415 reviews on Steam. This breaks down to a total of 73,349 positive reviews and 2,066 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $4.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $4.99 |
| Release Date | 6/23/2023 |
| Franchise | Blobfish Games |
| Developer | Blobfish |
| Publisher | Blobfish |
| Steam App Id | 1942280 |
More Sci-fi Steam Deck Verified Games
Explore even more rankings for the 10 best Sci-fi games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
 | 2,120 | 4/18/2011 | 98 | $9.99 | Steam Charts | |
 | 872 | 10/10/2007 | 97 | $0.99 | Steam Charts | |
 | 25,759 | 10/17/2018 | 97 | $34.99 | Steam Charts | |
 | 2,175 | 9/3/2020 | 96 | $24.99 | Steam Charts | |
 | 916 | 11/16/2004 | 96 | $9.99 | Steam Charts | |
 | 165 | 4/18/2019 | 96 | $14.99 | Steam Charts | |
 | 108 | 6/18/2020 | 96 | $20.99 | Steam Charts | |
 | 723 | 7/19/2022 | 96 | $19.79 | Steam Charts | |
 | 4,582 | 1/24/2018 | 96 | $14.99 | Steam Charts | |
 | 3,795 | 6/23/2023 | 96 | $4.99 | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2024, May 25). Steam Store. Steam Store.
- Valve Corporation. (2024, May 25). Portal 2 on Steam. Steam Store.
- Valve Corporation. (2024, May 24). Portal on Steam. Steam Store.
- Valve Corporation. (2024, May 28). RimWorld on Steam. Steam Store.
- Valve Corporation. (2024, May 30). ULTRAKILL on Steam. Steam Store.
- Valve Corporation. (2024, May 30). Half-Life 2 on Steam. Steam Store.
- Valve Corporation. (2024, May 23). Katana ZERO on Steam. Steam Store.
- Valve Corporation. (2024, May 30). ATRI -My Dear Moments- on Steam. Steam Store.
- Valve Corporation. (2024, May 30). Stray on Steam. Steam Store.
- Valve Corporation. (2024, May 29). Subnautica on Steam. Steam Store.
- Valve Corporation. (2024, May 29). Brotato on Steam. Steam Store.