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Orcs Must Die! Unchained

Orcs Must Die! Unchained

Orcs Must Die! Unchained takes the award-winning Orcs Must Die! action tower defense game to a whole new level with team-based gameplay! Bust skulls with your best pals in PvE co-op Survival, or put your teamwork to the real test in Sabotage Mode!

Released Apr 19, 2017 Developer Robot Entertainment Platforms Windows Free to PlayTower DefenseMultiplayerCo-opAction
View on Steam ↗ Free (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

68.7%positive6,120 reviews
Recommended · 7 found this helpful

“Now that you can play this with TimeMaster's Rechained mod (which lets you play the game again), I can confidently say that this was probably shaping up to be the best Orcs Must Die game if it did not get unfortunately slashed for its F2P nature. There's still some bugs with the…”

— a player, Steam review · 10 hrs played
Recommended · 0 found this helpful

“Really lame.... Got the game... then you recall it... lame”

— a player, Steam review · 195 hrs played
Not recommended · 0 found this helpful

“Sadly mission was completed. No more orcs left. Negative vote is because no working server, game is dead and they didn't even bother to pin any notice on top so players waste time downloading it.”

— a player, Steam review · 21 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

132achievements
1.5%median completion
0.8%rarest: Joint Bank Account
26.6% of players 14.0% of players 12.3% of players 8.2% of players 6.1% of players 5.7% of players 5.1% of players 4.5% of players 4.3% of players 4.0% of players 3.6% of players 3.2% of players 3.1% of players 2.9% of players 2.8% of players 2.5% of players 2.4% of players 2.3% of players 2.2% of players 2.1% of players 2.1% of players 2.0% of players 2.0% of players 2.0% of players 1.9% of players 1.9% of players 1.9% of players 1.8% of players 1.7% of players 1.7% of players 1.6% of players 1.6% of players 1.6% of players 1.5% of players 1.5% of players 1.5% of players 1.5% of players 1.4% of players 1.4% of players 1.3% of players 1.3% of players 1.3% of players 1.3% of players 1.3% of players 1.3% of players 1.2% of players 1.2% of players 1.2% of players 1.2% of players 1.2% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 1.1% of players 26.6% 0% most earned rarest
Almost everyone has
26.6%Second Tier — Upgrade a trap to tier 2.
17.0%Shoot Them Down — Kill 50 minions while they are in the air.
14.0%War Mage Warm-Up — Unlock war mage difficulty.
Rarest badges of honor
0.8%Joint Bank Account — Pickup 500 of Dobbin's coins as Brass.
0.9%Poly-more — Use Polymorph Chicken 75x.
0.9%Heavy Weapons — Kill 2,500 enemies with Brass using Cannonball.

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.

Freecurrent · sampled 2026-07-26 08:39 UTC
Freelowest since tracking began2026-07-11

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jul 19, 2021
Scramble Mode is coming to Orcs Must Die! 3!

https://i.imgur.com/Ke9E6Su.jpg Reminiscent of Chaos Trials from Orcs Must Die! Unchained, Scramble mode is a reimagined version which progresses faster - providing a debuff at the beginning of each r

Jun 14, 2021
Orcs Must Die! 3 is coming to Steam on July 23rd!

Orcs Must Die! 3 is coming to Steam, Playstation, and Xbox! Orcs Must Die! 3 is getting ready to break through to Steam! On July 23, you’ll be able to play Orcs Must Die! 3 solo or cooperatively to ex

Jan 07, 2019
Orcs Must Die! Unchained Ceasing Operations

Hi all, It's painful to even write this. We are sorry to say that we will be closing down Orcs Must Die! Unchained, Hero Academy, and Hero Academy 2. Making and supporting a game is a long and challen

Mar 20, 2018
RELEASE 2.7.1 - PATCH NOTES

Compensation: Upon logging in, all current and future players will receive 9,000 Skulls and a seven (7) day Battle Pass as compensation for the outages between March 10th and 11th. The rewards will be

Feb 14, 2018
Release 2.6.1 - Patch Notes

General: Players can no longer join custom games for battlegrounds they have not unlocked UNLESS invited by a friend.Midnight Market has been made easier in Sabotage.Wu Xing maps are no longer colored

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresAction, Free To Play, Strategy
Player tagsFree to Play · Tower Defense · Multiplayer · Co-op · Action · Strategy · MOBA · PvE · Survival · Fantasy · Singleplayer · Third Person (SteamSpy community voting)
FeaturesSingle-player · Multi-player · Co-op · Steam Achievements · In-App Purchases · Partial Controller Support · Family Sharing
LanguagesEnglish * , French, German, Spanish - Spain, Russian *
Achievements132
Estimated owners1,000,000 – 2,000,000 (SteamSpy)
Official sitehttps://robotentertainment.com/omdu-details
Minimum system requirements (PC)

Minimum: OS *: Windows XP SP3 Processor: Intel Core2Duo 2.66GHz Memory: 4 GB RAM Graphics: Intel HD Graphics 4000 DirectX: Version 9.0c Storage: 8 GB available space