Grey Goo: Sci-Fi RTS with Three Unique Factions

9/14/2026, 2:50:15 AM

Release date: 1/23/2015

Tags: #strategy #rts #sci-fi #multiplayer #aliens #base-building #great-soundtrack #singleplayer

User Reviews

Score: 68%Mixed
Review Count: 4,333 reviews
Fetched At: 9/14/2026, 2:50:16 AM

Reference prices

Japan

¥ 2,980 (JPY)

Steam JP

$29.99 (USD)

Steam

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: ¥ 2,980
Global Price: $29.99
Price in Your Region: ¥ 2,980Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 18 Sept 2026
Sale Status: Regular pricing
Price Checked At: 9/14/2026, 2:45:59 AM

Key highlight

Grey Goo is a sci-fi RTS where players command three unique factions—Humans, Beta, and the enigmatic Goo—in a tactical struggle for control of Ecosystem 9. It features classic RTS mechanics, base-building, and both singl

Who this is for

For fans of real-time strategy games looking for unique factions and strategic base-building, Grey Goo is worth checking out. Experience a classic RTS with a sci-fi twist; see the latest on Steam.

Details

Overview

Grey Goo is a real-time strategy (RTS) game set on a remote world where intelligent lifeforms clash for control of vital resources. Players are thrust into a tactical struggle for survival and dominance on Ecosystem 9. The game blends classic RTS mechanics with a focus on base-building and a balanced combat system, offering distinct experiences across its three playable factions.

Highlights

Three Distinct Factions: Command the technologically advanced Humans, the versatile alien Beta, or the enigmatic and highly mobile Goo.
Classic RTS Gameplay: Experience a return to core real-time strategy elements, emphasizing tactical decision-making and resource management.
Multiple Game Modes: Engage in a compelling single-player campaign or test your skills against other players in multiplayer battles.

Who It's For

Fans of traditional real-time strategy games will find familiar mechanics in Grey Goo. Players who enjoy strategic base-building, tactical unit control, and engaging in sci-fi warfare will appreciate the game's core offerings. Those looking for a fresh take on the RTS genre with unique faction designs might also find it appealing.

Game Info

Developed by Petroglyph and Six Foot, Grey Goo was released on January 23, 2015. It supports single-player and multiplayer modes, featuring Steam Achievements and Steam Trading Cards. The game is available in multiple languages, including English, French, Italian, German, Spanish, Arabic, Russian, and Polish. User reception on Steam is currently mixed, reflecting a diverse player experience.