Out now

O Rei

Developed by Hagane, Lord Erin · Published by Hagane

Free To PlayIndieStrategy
StatusOut now ReleaseAug 25, 2019 PriceFree to play

At a glance

PlatformsWindows
ModesSingle-player
PriceFree to play
StatusOut now
Early accessNo
Languages2
Achievements27

Overview

A free to play, indie, strategy game by Hagane, Lord Erin, published by Hagane — single-player.

Steam’s own one-line description: “Do you want to reign?” — developer/publisher text via the Steam store page.

Reception & community

Steam reviewsPositive — 86% positive of 14
Owners (est.)20000 – 50000
Player-voted tags:Free to PlayStrategyIndieSandboxPolitical Sim2DPixel GraphicsNoirPoliticsRetroPhilosophicalChoices Matter

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 O Rei.

FeatureSupported
Single-playerYes
MultiplayerNo
Co-opNo
Online co-opNo
PvPNo
Cross-platform multiplayerNo
Full controller supportNo
Partial controller supportNo
Steam Cloud savesNo
Steam AchievementsYes

System requirements (PC)

As published on the Steam store page. Requirements can change between updates.

Minimum

  • OS *: Windows XP, Vista or 7
  • Processor: 1 Ghz or faster processor
  • Memory: 512 MB RAM
  • DirectX: Version 9.0a
  • Storage: 500 MB available space

Supported languages (2)

EnglishPortuguese - Brazil

O Rei 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 O Rei?

Steam classifies O Rei as a Free To Play, Indie, Strategy game, developed by Hagane, Lord Erin. Do you want to reign?

Is O Rei free to play?

Yes — Steam lists O Rei as Free to Play.

Is O Rei single-player or multiplayer?

Steam lists these modes for O Rei: Single-player. It lists a single-player mode.

Is O Rei on PlayStation, Xbox, or Switch?

Our data comes from the Steam (PC) store, which lists O Rei for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.

Is O Rei out yet?

Yes — Steam lists a release date of Aug 25, 2019.

What platforms is O Rei on?

O Rei 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 O Rei single-player or multiplayer?

Steam lists these modes: Single-player.

How much does O Rei cost?

It's free to play, per Steam.

Does O Rei have achievements?

Yes — Steam lists 27 achievements for O Rei.

Who made O Rei?

O Rei is developed by Hagane, Lord Erin and published by Hagane.

Where to get O Rei

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. Not affiliated with Valve/Steam, Hagane.