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ZEPHON on Steam

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From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?

ZEPHON is a strategy, turn-based and 4x game developed and published by Proxy Studios.
Released on November 08th 2024 is available on Windows, Linux, Steam Deck and Steam Machine in 8 languages: English, French, German, Korean, Russian, Polish, Simplified Chinese and Spanish - Spain.

It has received 1,872 reviews of which 1,535 were positive and 337 were negative resulting in a rating of 7.9 out of 10. 😊

The game is currently priced at 39.99€ on Steam.


The Steam community has classified ZEPHON into these genres:


Here is the detailed breakdown of supported languages for ZEPHON:

UI Subtitle Audio
English
German
French
Korean
Spanish - Spain
Simplified Chinese
Russian
Polish

Media & Screenshots

Get an in-depth look at ZEPHON through various videos and screenshots.

System requirements

These are the minimum specifications needed to play the game. For the best experience, we recommend that you verify them.

Windows
  • Requires a 64-bit processor and operating system
  • OS: Windows 10
  • Processor: Intel Core i3 / AMD Ryzen 3
  • Memory: 8 GB RAM
  • Graphics: Vulkan support with 2 GB VRAM (Nvidia GeForce 10 series / AMD Radeon 400 series)
  • Storage: 8 GB available space
Linux
  • Processor: Intel Core i3 / AMD Ryzen 3
  • Memory: 8 GB RAM
  • Graphics: Vulkan support with 2 GB VRAM (Nvidia GeForce 10 series / AMD Radeon 400 series)
  • Storage: 8 GB available space

Steam Price & Best Deals

User reviews & Ratings

Explore reviews from Steam users sharing their experiences and what they love about the game.

61 hours played
July 2026
It's Gladius but better in every way. Still military focused, but much more polish. Different NPC factions to ally with, in addition to your competitors. Works great on the Deck, especially the UI, a rarity for a 4X game.
19 hours played
May 2026
A somewhat short, story-driven "Civilization Lite" in a sci-fi/post-apocalyptic setting. Probably the most original take on a 4x genre I've seen in a few decades, albeit mainly thanks to the setting, design and immersion. Higlights: * Wonderfully grim setting reminiscent of The Forever Winter, except those guys made a promise and failed to deliver, while Zephon is all it claims to be. * Great writing: the in-game tooltips both explain units/abilities and help you understand what happened in the world without dumping a load of text on you. * Very nice map visuals and unit design, which doesn't feel like a carbon copy of some other franchise or just a half-hearted job. * When you start the game for the first time it almost feels like you're playing a survival game of sorts: everything out there can and will kill you unless you're careful. Which is great, and adds to the setting immensely. Downsides: * This is not really a "true" Civ game. It looks like one and has some of the main mechanics, but the core mechanic is combat and tactics. I don't mind any of this at all and I enjoyed the game immensely, but I can imagine how some people might be disappointed. * No statistics screen. Which kind of makes sense considering the setting, but experienced 4x players probably expect to have a means to check how they're doing compared to others. * All three main research branches available to any faction. Which makes it fun to mix and match, but takes away from replayability. * No endgame variety. If I understand correctly, there is a certain story event which can be postponed but not avoided; once triggered, you're presented with a few choices, but that's it. It doesn't look like there's diplomatic victory, "space race" victory or any other endgame conditions. That being said, the story does change slightly depending on which leader you're playing as, so it's not so bad.
56 hours played
April 2026
I'm not sure I understand or agree with some of the negative reviews I've seen. However, I've not yet played Gladius, so maybe I'll change my mind once I've tried it (I plan to now having played Zephon a bit). But that's also an 8 year old game with a lore that is decades old to fall back on. I've played quite a few different 4X games, so coming from that kind of perspective, I think this game is amazing. I've had an absolute blast playing it and I think the three different affinities are well done and unique enough to keep things interesting. I've also really enjoyed the depth of the combat with the various terrain effects (some of which move), line-of-sight complications, fog of war, etc. I also don't think I've ever played a 4X game with such a unique and fascinating story. I'm really looking forward to enjoying the future updates and DLC. Of course, the game's not perfect. The diplomacy could be a bit better, which is a common complaint across a lot of 4X games. Sometimes the end game becomes a bit of a slog, but it's not nearly as bad as some stories I could tell across multiple Civ games. But overall, I think this is a solid game that is worth the price. If you can manage to get it on sale, then even better. ## EDIT ## I have now played Gladius for the same amount of hours or more as I have Zephon. I really like that game, too, though I'll admit I have a positive bias towards anything Warhammer. I now better understand some of the negative reviews that contrast this with Gladius. I still don't think I agree with the complaints. True, there are only three affinities, but they're not quite "factions". It's more like a "technological preference". You're free to traverse the tech tree across all three affinities with a few caveats. I'll admit that you're heavily encouraged to lean into one, so I would love to see the devs explore that more, but the freedom is there nonetheless. In addition to the three affinities, you have to choose a leader. The leader has its own perks and can change how you play an affinity pretty significantly. So, there aren't a dozen factions that look very different and play very differently from one another like in Gladius. But I think there's actually more freedom given to you here even if it seems less varied on the surface.
68 hours played
Feb. 2026
I've had this game for a bit and am just now getting around to playing it. I'm currently on my 2nd run after the tutorial and have about 29 hours in it. I like it much more than I expected or I would've played it sooner. I'm early in it with only 29 hours but I think that this could be the most challenging 4x that I've ever played. I play on the largest map against 9 AI rulers and the 3 that the game throws in so 13 of us total and it's brutal. Not only have I not seen any way to out think my opponents but I've had horrible luck with some random things as well. I do not foresee any set strategy to just steamroll over the enemy like in most 4x games. The AI doesn't just send spam attacks at you like in most games. It weighs what it does and if you make friends and allies they don't seem to betray you unless you do something to cause that. That's what I've seen so far anyway. More good stuff - The factions seem to be very different for the most part. They have different strengths that seem very well balanced. It is possible to play different factions all the same way but then you're not embracing whatever makes them special. There are a tremendous amount of different units to learn which ones you like and which ones aren't for you, they all seem well balanced for the most part too. Also many different "hero" units to build your armies around. I haven't come close to seeing all of them yet but really like what I've seen. There's a ton of research options and unlike most other games you won't be able to research every single thing in every run. Your choices matter. The negatives which I always try to be open about. - I only see 2 things that aren't great. 1st - Information, there's a lack of it on some things, or it's hard to locate at least. Many things you just have to try and see how it works out. How a unit will measures up, or how much benefit a building will actually be, etc. Especially on the few quest events that pop up I feel that there is a big lack of insight and so far I've chosen badly on almost every one of them that I've seen, there aren't a ton of them so it's not game breaking but it's not great if you're already losing. The 2nd negative is that I have some kind of a graphics issue where my game will shut my graphics card down every 2-4 hours. It requires a full computer restart and I'm not sure what the problem is. My card is a RTX 3090 so it's not some low end card and runs more demanding games with no issues. All of the fans start ripping along and then poof my screen goes off and I can still hear the game running. I have to restart but I can restart immediately and play for another couple of hours so it's not like the card is sizzling hot or anything. I'm not a techie and didn't see anything about it in the bug forums so no idea what that is but it's annoying. My drivers are the latest too but anyway, based on not seeing it in the forums chances are that anyone reading this will not have that issue. With only those 2 negatives I have to give this a thumbs up. Way up. The number of units, heroes, research, items, etc. combined with the well balanced enemies and very high difficulty make this one of my favorite 4x's ever. It might even end up being the best ever. I hope that there will be more dlc's adding more and more to it. On sale it's a steal and at it's full price I think it's still a great deal. Cheers.
47 hours played
Jan. 2026
Zephon is a game you need to give a chance. I tried the demo before it was released. I bounced off of it. I bought the game and played a bit. I bounced off of it. I played Gladius since it had been sitting in my library for years and realized the issue. Zephon is a 4X, so you it's natural to come in with a Civilization mentality. The most interesting part in Civ is the early game. The exploration. The meeting of independents. The raise for resources. The early game of Zephon? It's a bit of a slog. You have militia. The indpendents are just more mutants and marauders trying to murder. All you do is left click and attack rinse and repeat? Boring. But as the game goes on- choices open up. You start to customize your army. The terrain starts to really matter. Your leader's ability is subtle but not small. The gameplay starts to loop around your leaders strength. By mid-game you have a brilliant tactical game, a lot of interesting strategic choices, all gift wrapped in a fascinating original world that's hard to put down. Highly recommend.

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Frequently Asked Questions

ZEPHON is currently priced at 39.99€ on Steam.

No, ZEPHON is currently not on sale. You can purchase it for 39.99€ on Steam.

Yes, ZEPHON received 1,535 positive votes out of a total of 1,872 achieving a rating of 7.87.
😊

ZEPHON was developed and published by Proxy Studios.

Yes, ZEPHON is playable and fully supported on Windows.

No, ZEPHON is not playable on MacOS.

Yes, ZEPHON is playable and fully supported on Linux.

Yes, ZEPHON is playable on Steam Deck, though it might require a few minor tweaks. Make sure to check the Steam store page and community feedback on ProtonDB for exact compatibility details.

Yes, ZEPHON is playable on Steam Machine, though it might require a few minor tweaks. Make sure to check the Steam store page and community feedback on ProtonDB for exact compatibility details.

No, ZEPHON does not support VR.

ZEPHON offers both single-player and multi-player modes.

ZEPHON offers both Co-op and PvP modes.

Yes, there are 6 DLCs available for ZEPHON. Explore additional content available for ZEPHON on Steam.

Yes, ZEPHON is fully integrated with Steam Workshop. Visit Steam Workshop.

Yes, ZEPHON supports Remote Play Together. Discover more about Steam Remote Play.

Yes, ZEPHON is enabled for Steam Family Sharing. This means you can share the game with authorized users from your Steam Library, allowing them to play it on their own accounts. For more details on how the feature works, you can read the original Steam Family Sharing announcement or visit the Steam Family Sharing user guide and FAQ page.

You can find solutions or submit a support ticket by visiting the Steam Support page for ZEPHON.

Data sources

The information presented on this page is sourced from reliable APIs to ensure accuracy and relevance. We utilize the Steam API to gather data on game details, including titles, descriptions, prices, and user reviews. This allows us to provide you with the most up-to-date information directly from the Steam platform.

Additionally, we incorporate data from the SteamSpy API, which offers insights into game sales and player statistics. This helps us present a comprehensive view of each game's popularity and performance within the gaming community.

Last Updates
Steam data 02 October 2026 13:04 UTC
SteamSpy data 18 October 2026 03:31 UTC
Steam price 27 October 2026 20:09 UTC
Steam reviews 18 October 2026 07:58 UTC

If you'd like to dive deeper into the details about ZEPHON, we invite you to check out a few dedicated websites that offer extensive information and insights. These platforms provide valuable data, analysis, and user-generated reports to enhance your understanding of the game and its performance.

  • SteamDB - A comprehensive database of everything on Steam about ZEPHON
  • SteamCharts - Analysis of ZEPHON concurrent players on Steam
  • ProtonDB - Crowdsourced reports on Linux and Steam Deck ZEPHON compatibility
ZEPHON
Rating
7.9
1,535
337
Game modes
Multiplayer
Features
Online players
92
Developer
Proxy Studios
Publisher
Proxy Studios
Release 08 Nov 2024
Platforms
Remote Play