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Kill A Million Rats

Kill A Million Rats

A base-building, Roguelike Action/Turn-based Strategy (RATS) game, in a forest invaded by a million Rats. As the powerful Spirit of Vengeance, you must save the adorable Villagers! Explore a randomly generated world, expand your village, and exterminate the Rats!

Released Jan 15, 2025 Developer Nerdook Productions Publisher Surefire.Games Platforms Windows StrategyRogue-liteBase-BuildingRogue-likeTop-Down Shooter
View on Steam ↗ $10.99 (US · as of 2026-05-19)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

89.7%positive78 reviews
Recommended · 0 found this helpful

“Fun little game, all achievements take roughly 18 hours.”

— a player, Steam review · 19 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 2026-09-26.

20achievements
18.0%median completion
11.6%rarest: You Did It!
94.4% of players 90.6% of players 81.1% of players 74.1% of players 65.2% of players 20.0% of players 20.0% of players 18.9% of players 18.8% of players 18.8% of players 18.0% of players 17.2% of players 16.7% of players 16.6% of players 16.6% of players 16.0% of players 15.8% of players 15.8% of players 15.6% of players 11.6% of players 94.4% 0% most earned rarest
Almost everyone has
94.4%A New Day — Made it to Day 2.
90.6%Treasure Hunt — Opened a Treasure Chest.
81.1%A Huge Problem — Defeated a Giant Rat.
Rarest badges of honor
11.6%You Did It! — Killed one million Rats!
15.6%Horse — Completed the game with a Horse.
15.8%Snake — Completed the game with a Snake.

Latest official news

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

Oct 21, 2025
Update 1.0.0.4 is now available!

Hello everyone! I've been working hard on a big content update for "Kill a Million Rats", and it's finally live! Here's a list of the major changes: New Combat Progression Instead of obtaining a singl

Jan 16, 2025
It's Time to Kill a Million Rats!

Hey everyone! The Spirit of Vengeance has awakened, and the Village is under attack... It's time to KILL A MILLION RATS! The game is out now and available for purchase on Steam! It's a fun, action-pac

Jan 08, 2025
Kill a Million Rats will be available on 16 January 2025!

Greetings, Villagers: Good news... 'Kill a Million Rats' is now ready for release, and will be launched on 16 January 2025! I've been making games solo for a long time now, releasing my first Flash ga

Oct 11, 2024
New Demo Updated! v0.9.8.3

Hello, Villagers! As the Spirit of Vengeance continues his crusade against the Rats, a new update brings the demo to v0.9.8.3 - Animal Guardians and a permanent Tech Tree have been added, each with a

May 06, 2024
New Demo Uploaded!

THANK YOU for all the feedback you've shared so far! I've made some changes to the demo (now version 0.9.7.3): - Rats now attack daily - Seasons have been shortened to 5 days each - A brand new Magic

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Adventure, Indie, Strategy
Player tagsStrategy · Rogue-lite · Base-Building · Rogue-like · Top-Down Shooter · Action · Combat · Adventure · Cats · 2D · Cute · Cartoony (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Steam Cloud · Steam Leaderboards · Family Sharing
LanguagesEnglish, French, Italian, German, Japanese, Korean, Russian, Simplified Chinese, Spanish - Spain, Malay
ControllerFull support
Achievements20
Official sitehttp://nerdook-productions.com/
Minimum system requirements (PC)

Minimum: OS *: Windows 7 or newer Processor: Processor 2 GHz (Dual Core) Memory: 256 MB RAM Graphics: OpenGL 2.1 compatible 3D graphics card with 256 MB VRAM DirectX: Version 9.0 Storage: 300 MB available space Sound Card: DirectX 9.0c compatible sound card