ZEPHON

ZEPHON

Proxy Studios · November 8, 2024 · Strategy, Turn-Based, 4X, Tactical, Multiplayer

Buy ZEPHON from Steam at $39.99 — the cheapest of 2 stores we compare.

PC
Very Positive83% · 1,95861playing now
Best price
$39.99
lowest tracked $5.56
Steam Buy at Steam

Prices last checked

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Where to buy ZEPHON — official stores

Steam
Steam
Standard Edition · Steam
$39.99
Buy

Cheapest ZEPHON keys — keyshops

Keyshops are third-party marketplaces — keys are resold and can be region-locked or a different edition. Check the listing's region & edition before buying.

CJS CD Keys
CJS CD Keys
Standard Edition · Steam
$52.23
Buy

ZEPHON price by region

ZEPHON costs $19.99 in Georgia (USD), £34.99 in the United Kingdom, $39.99 in the United States, €39.99 in Europe (EUR), CA$49.99 in Canada, A$59.95 in Australia, NZ$59.99 in New Zealand, R$59.99 in Brazil and zł99.99 in Poland right now.

Cheapest ZEPHON offer in each region, in local currency
RegionBest priceOfficial storeKey shopStores
Georgia (USD) $19.99 $19.99 $52.23 2
United Kingdom £34.99 £34.99 £39.68 2
United Statesyour region $39.99 $39.99 $52.23 2
Europe (EUR) €39.99 €39.99 — 1
Canada CA$49.99 CA$49.99 — 1
Australia A$59.95 A$59.95 — 1
New Zealand NZ$59.99 NZ$59.99 — 1
Brazil R$59.99 R$59.99 — 1
Poland zł99.99 zł99.99 — 1

Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.

Screenshots

About ZEPHON

✦ AI summary

ZEPHON is a turn-based strategy game where you lead humanity's survivors through a post-apocalyptic Earth torn apart by alien invasion, managing settlements, commanding over 50 unique units in tactical combat, researching twisted technologies, and navigating diplomatic intrigue between human factions and otherworldly powers. With asymmetric faction paths, procedurally generated worlds filled with mutated horrors and alien ruins, and branching narrative quests that shape humanity's fate, every choice determines whether you, the machines, or the alien Voice prevails.

Humanity emerges, hesitantly, into ruination. Almost nothing is left of the world as we knew it—settlements, forests, seas, mountains—all have been blasted into unfamiliarity. Horribly mutated animals hunt in packs through deformed woodland. Decrepit military robots stumble unknowingly through the ruins, sensors and logic centres blown. Alien soldiers, once impossibly powerful, cower in the wrecks of their ships, praying to heedless gods for rescue.

Control the survivors of humanity in a near-future apocalypse of alien origin. Pick a path between the indifferent abominations of the Voice and the uncaring automata of ZEPHON, with city management, turn-based tactical combat, unholy research, diplomatic maneuvering, and branching narrative quests. Gather your allies and pick your actions wisely.

On the planet Earth, that was once a cradle of life, the extinction of humanity is at hand.

What will you do to survive?

BATTLE

Intense turn-based survival strategy in both single and multiplayer.
  • Command over 50 unique units in battle—each with its own graphics, voice overs, weapon systems and sets of traits and abilities.
  • Plan out optimal build orders amongst 3 asymmetric paths—Human, Voice and Cyber—or combine them in surprising ways.
  • Deploy tactical operations—interference protocols, otherworldly hymns of decay and even nuclear weapons—to gain an advantage.
  • Combat occurs on the main map—no switching modes and having to auto-resolve battles because they drag on too long.
  • Use distinctive leader abilities in fully-featured multiplayer—with or against your friends.

BUILD

Take your settlements from scrappy bases to sprawling metropolises as your faction expands its sphere of influence.
  • Find and grow your cities by constructing buildings on tiles—everything you build needs space.
  • Optimize an empire-wide economy with 11 tiered resources—allowing you to specialize cities by their placement.
  • Recognize each building by its appearance—3 architecture styles to accompany your chosen path.
  • Fortify key strategic points to prevent enemies from assailing your positions—sometimes defense is the best defense.

EXPLORE

Traverse the unfamiliarity of the destroyed Earth and unveil its deadly new secrets.
  • Discover dozens of terrain features and phenomena spread across 6 climates—flesh trees, microchip factories, traveling sandstorms, erupting volcanoes and much more.
  • Tune the generation of a new post-apocalyptic game world—cliffsides, ruins and deformed woodland occupied by violent wildlife and expanding NPCs acting out their own agendas.
  • Exterminate packs of mutated animals to collect caches full of rewards, capture outposts and expand your reach—one turn at a time.

RESEARCH

As mankind strives to catch up to the new masters of the Earth, you’ll make strange new discoveries that could be just what you need to survive.
  • Unlock over 150 technologies spread across 10 tiers—units, buildings, operations, weapons, abilities and passive bonuses.
  • Advance from post-apocalyptic survivalism—through a blend of magic and cyberpunk aesthetics—before achieving transhuman transcendence.
  • Observe each unit upgrade visualized on the model—outfit regular, large and titanic units with cruise missiles, tunneling nails, deflector shields, and much more.
  • Read exact modifier numbers in tooltips and the easy-to-browse in-game compendium—so you don’t have to scour the internet for information.

NEGOTIATE

Diplomatic negotiations are key to staving off defeat—but your opponents are watching your actions and reacting.
  • Roleplay with AI-controlled opponents through diplomatic encounters—each AI comes with their own likes and dislikes based on their character.
  • Establish peace, trading agreements and alliances—or use your influence to antagonize your friends towards each other.
  • Choose sides—ZEPHON, Acrin and Reaver non-player factions permeate the world and need to be contended with.

DECIDE

As the clash between ZEPHON and the Acrin continues, your choice of Leader and path will determine who survives in the wreckage of Earth.
  • Steer your empire through multistage, branching, unexpected events—nightmares, cries for help and economic crashes all have to be dealt with.
  • Dive into your chosen leader’s backstory through their unique quest chain—complete it to unlock a permanent reward.
  • Play a key part in determining if humanity, machines or horrors prevail—the clash between ZEPHON and Acrin continues across the planet.
  • Resolve the prophecy that has brought the Acrin to Earth to unlock new game modifiers—all of this has happened before, and it will all happen again.

“Open your eyes, singleton. You are not dreaming—you are the dream. The old world is dead, your old self is dead, so who are you now? We were the Meek, the Silent, and the Accomplice. Individually we were no one, together we are god itself. Woo us, fear us, worship us… these are all acceptable answers to the riddle of what you can do for us.”
— Furtive Tribunal

ZEPHON — game info

Platforms
Windows, Linux / SteamOS
Steam Deck
Playable
Player modes
Single-player, Online PvP, Online co-op, LAN, Split screen, Cross-platform multiplayer
PC Game Pass
Not included

DLC & expansions

🎁 Complete the collection

Base game + 4 of 5 DLC at today's best prices (some DLC unpriced).

$98.95
to own everything

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

✦ AI summary

ZEPHON is a solid hex-based 4X with engaging combat that players appreciate as a meaningful improvement over its predecessor, featuring good mechanical additions like diplomacy and building demolition. Common praise centers on fun tactical gameplay and interesting faction variety through DLC, though several players criticize the cluttered, dark map aesthetics and confusing UI that make it difficult to read the board state. Most reviewers find it worth playing, though some suggest waiting for quality-of-life improvements to the visual clarity and interface before diving in.

Recommended Sep 30, 2026
This is the kind of iterative refinement that Civ used to be known for. Zephon improves upon the mechanical aspects of Gladius (the additions of diplomacy and building demolition are very nice), while leaving behind the 40K license allows for more flexibility of design. Overall, a solid 4X game.
4 found this helpful
Recommended Oct 6, 2026
Pretty fun combat-focused 4X
Recommended Oct 6, 2026
An upgrade to Gladius in every way, this is the game that made me finally realise how much fun hex-based 4X can be! I am looking forward to what is in store for this engaging, new IP. Even the DLC are worth it, highligting diffrent playstyles and bringing with them interesting new variations of the themes presented inb the base game
Recommended Oct 5, 2026
Decent game. No technical issues, only complaint is it doesn't have a hand-holding system for when you are learning a faction.
Not recommended Oct 4, 2026
It's not a bad game but the map tiles are so busy and dark it's hard to see what's going on. Further there is no world map or easily seen regions. Map need to be simplified
Not recommended Oct 3, 2026
weak 4X game, bad ui, icons are nonsense, wall of text pop ups

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