ATHEREON™: Advent I
Developed by ARCHITEER · Published by ARCHITEER
At a glance
Overview
An adventure, indie, rpg game by ARCHITEER, published by ARCHITEER — single-player.
Steam’s own one-line description: “Athereon is a parallel universe, with the Advent series immersed in an epic fantasy open world strategy-tactical party-based RPG.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for ATHEREON™: Advent I.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS *: Windows 7 SP1 (64-bit) or later (64-bit)
- Processor: AMD (64-bit) / Intel (64-bit)
- Memory: 4 GB RAM
- Graphics: 1 GB VRAM
- DirectX: Version 11
- Storage: 10 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS *: Windows 7 SP1 (64-bit) or later (64-bit)
- Processor: AMD (64-bit) / Intel (64-bit)
- Memory: 8 GB RAM
- Graphics: 2 GB VRAM
- DirectX: Version 11
- Storage: 10 GB available space
Supported languages (1)
ATHEREON™: Advent I FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is ATHEREON™: Advent I?
Steam classifies ATHEREON™: Advent I as a Adventure, Indie, RPG, Strategy game, developed by ARCHITEER. Athereon is a parallel universe, with the Advent series immersed in an epic fantasy open world strategy-tactical party-based RPG.
How much does ATHEREON™: Advent I cost?
As of June 2026, Steam hasn’t published a price for ATHEREON™: Advent I. We won’t guess one — check its Steam page.
Is ATHEREON™: Advent I single-player or multiplayer?
Steam lists these modes for ATHEREON™: Advent I: Single-player. It lists a single-player mode.
Is ATHEREON™: Advent I on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists ATHEREON™: Advent I for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is ATHEREON™: Advent I out yet?
Yes — Steam lists a release date of Sep 28, 2022.
What platforms is ATHEREON™: Advent I on?
ATHEREON™: Advent I is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is ATHEREON™: Advent I single-player or multiplayer?
Steam lists these modes: Single-player.
How much does ATHEREON™: Advent I cost?
A current price isn't recorded in our data — check the Steam page.
Who made ATHEREON™: Advent I?
ATHEREON™: Advent I is developed by ARCHITEER and published by ARCHITEER.
Where to get ATHEREON™: Advent I
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, ARCHITEER.