The Cenozoic Era

Open-world multiplayer survival as prehistoric animals, from predators to prey

Opendix [Studios] · Released Jan 20, 2023 · Early Access

Action Adventure Indie Massively Multiplayer Simulation Strategy

Reviews: Mixed; 60% of 1,098
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 11 months ago; Nov 6, 2025
Minimum PC: DirectX 11 GPU; 4 GB RAM · 20 GB disk; Full requirements

What is The Cenozoic Era?

You control an animal from the past in this free-to-play, Early Access survival game. You hunt or scavenge, grow from a juvenile, and manage body temperature as seasons change. Death means starting over in Survival mode, while Sandbox lets you practice and explore without permanent death.

For you if...

+you like customizing animal appearances and choosing character skills
+you want to explore and survive with friends

Not for you if...

−you prefer structured missions to open-ended survival

What players say

60% of 1,098 reviews are positive

Players praise the scenery. Recent reviews complain about nearly empty servers and little to do, and several players say development appears to have stopped.

Screenshots and trailer

The Cenozoic Era system requirements

Minimum: DirectX 11 GPU, 4 GB RAM, 20 GB of disk space.

As published by the developer.

Can my PC run The Cenozoic Era?

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Minimum

OS: Windows 8 64-bit version
Processor: Quad-core Intel or AMD, 2.5 GHz or faster
Graphics: DirectX 11 compatible graphics card with 2048MB Vram
Memory: 4 GB RAM
Storage: 20 GB available space

Does The Cenozoic Era have co-op or multiplayer?

Yes: co-op online; PvP online; MMO. There is no single-player mode.

Does The Cenozoic Era run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default configuration is not performant

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Text only: English.

Does The Cenozoic Era use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam