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Creeper World 3: Arc Eternal
Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-08-31 · quoted reviews as of 2026-05-12.
What reviewers agree on
34 of the 70 reviews raise this.
12 of the 70 reviews raise this.
“Truly an indie pearl that rivals and surpasses most AAAs today. Great OST and graphics that work. Very unique RTS, with a campaign that is already a legendary saga in the scale of ages, and almost infinite levels and…”
“This game is so much fun. Well balanced, well designed maps, and tons of content!”
“Great campaign, great soundtrack, great way to waste two dozen hours”
11 of the 70 reviews raise this.
“Truly an indie pearl that rivals and surpasses most AAAs today. Great OST and graphics that work. Very unique RTS, with a campaign that is already a legendary saga in the scale of ages, and almost infinite levels and…”
“This is an absolutely amazing game. I love everything about it. The real fun for me was in the community maps. Especially the "PAC" and "CSM" maps. Those were so much fun. Sadly I've played the game out so much and…”
“The campaign is great but it's really the player made maps and mods where it shines.”
8 of the 70 reviews raise this.
“Really great RTS, so much fun! The difficulty curve is really nice; each map presents some new more difficult hurdle, but once you've understood and dealt with that you can bring to bear all your accumulated knowledge…”
4 of the 70 reviews raise this.
“Is Creeper World 3 the greatest game of all time? Yes. Yes it is. I refuse to accept any other cannon. This is a tower defense game where rather than being on a fixed path your enemy is a liquid. Fight back using a…”
4 of the 70 reviews raise this · 3 of them still recommend the game.
“starts good but then levels become a chore, easy to beat but take too long for no reason, no creativity”
“I think it's okay, but I also think it could be better. The main flaw in my opinion is the design of the creeper. This sentiment doesn't necessarily apply to all of the extra content because I can see that there's a…”
3 of the 70 reviews raise this · 2 of them still recommend the game.
“starts good but then levels become a chore, easy to beat but take too long for no reason, no creativity”
“I think it's okay, but I also think it could be better. The main flaw in my opinion is the design of the creeper. This sentiment doesn't necessarily apply to all of the extra content because I can see that there's a…”
3 of the 70 reviews raise this · 2 of them still recommend the game.
“starts good but then levels become a chore, easy to beat but take too long for no reason, no creativity”
Counted across 70 English reviews, sampled to match this game's 96.4% positive rating · as of 2026-05-12
“Peak Game. You gotta play it at least once. Then listen to the OST a few times. It all about the Mortars Baby”
— a player, Steam review · 53 hrs played“Creeper World is an old franchise that managed to stand out in the ocean of tower defense games back when the genre was all the hype. What makes this game unique is the [b]freedom to build[/b] anywhere and the unusual [b]liquid nature[/b] of its enemies. That uniqueness remains…”
— a player, Steam review · 168 hrs played“Bro thinks life is all cupcakes and rainbows. wait till he realizes the creeper cannot be stopped”
— a player, Steam review · 28 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-06 via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-05.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-04). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Score posting patch
Update to address some connectivity issues when posting scores/ratings/etc.
Creeper World IXE Joins the Fight
Creeper World IXE has released! Join the battle in this latest installment...
Creeper World IXE Now Available!
Just in time for the holidays, the latest battle against the Creeper has begun! https://clan.fastly.steamstatic.com/images/32938698/486e9baabf4cc5700d61b30178825e618af8b91f.png
Revenge
http://knucklecracker.com/blog/index.php/2018/04/revenge/ Follow along as the next game in the Creeper World series is developed. Watch as Virgil finally beats a mission while commenting on new featur
Creeper World 3 version 2.12
CW3 Version 2.12 Rebuilt with Unity 5. May address some rare issues some folks see with game startup. Linked with latest Steam APIS. May also help with some startup issues.
Games like Creeper World 3: Arc Eternal
From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
Rise to Ruins
88.0% · 5,479 reviews
shares Level Editor, Tower Defense, Base Building, Resource Management
Particle Fleet: Emergence
92.1% · 1,072 reviews
shares Real Time With Pause, Level Editor, RTS, Tower Defense
Gnomoria
73.7% · 2,642 reviews
shares Addictive, RTS, Base Building, Resource Management
Rusted Warfare - RTS
97.0% · 3,229 reviews
shares Real Time With Pause, Real Time, RTS, Tower Defense
Buggos
87.7% · 1,166 reviews
shares Level Editor, RTS, Base Building, Resource Management
Judgment: Apocalypse Survival Simulation
81.1% · 1,188 reviews
shares Real Time With Pause, Base Building, Resource Management, Sandbox
Mindustry
95.0% · 10,755 reviews
shares RTS, Tower Defense, Base Building, Resource Management
From Glory To Goo
97.2% · 1,326 reviews
shares Real Time With Pause, RTS, Tower Defense, Base Building
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-12.
| Genres | Indie, Simulation, Strategy |
| Player tags | Tower Defense · Strategy · Indie · RTS · Singleplayer · Sci-fi · Real-Time with Pause · Simulation · Base-Building · Level Editor · Top-Down · Addictive (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Steam Cloud · Stats · Includes level editor · Remote Play Together · Family Sharing |
| Languages | English |
| Achievements | 139 |
| Official site | http://knucklecracker.com |
Minimum system requirements (PC)
Minimum: OS *: Windows XP Processor: Single Core 2 GHz Memory: 1 GB RAM Graphics: Shader Model 2.0 or better DirectX: Version 9.0c Storage: 500 MB available space