Kill A Million Rats

Action roguelite blending village construction with battles against rat hordes

Nerdook Productions · Published by Surefire.Games · Released Jan 15, 2025

Reviews: Very Positive; 88% of 67
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 1 year ago; Oct 21, 2025
Minimum PC: OpenGL 2.1 compatible 3D …; 0.3 GB RAM · 0.3 GB disk; Full requirements

What is Kill A Million Rats?

This top-down action roguelite casts you as a magical Spirit of Vengeance defending a forest from the Rat King. In each randomly generated run, you explore a valley, harvest resources, recruit animal allies, and upgrade your powers while protecting a growing village from attacking rats.

For you if...

+you prefer runs that fit into shorter play sessions
+you like experimenting with different builds and power combinations

Not for you if...

−you want combat without gathering resources or managing a settlement
−you prefer fixed maps over randomly generated worlds

What players say

88% of 67 reviews are positive

Players praise the combination of town building and horde combat, along with the sense of progression. Some find the opening slow or poorly explained.

Screenshots and trailer

Kill A Million Rats system requirements

Minimum: OpenGL 2.1 compatible 3D …, 0.3 GB RAM, 0.3 GB of disk space.

As published by the developer.

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Minimum

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

Does Kill A Million Rats have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Kill A Million Rats run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 20
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, French, Italian, German, Japanese, Korean, Russian, Simplified Chinese, Spanish - Spain, Malay.

Does Kill A Million Rats use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam