Pathogenic Demo

97.3% positiveFreeSteam Store

About the game

You are a disease. Infect the human body as a lone pathogen in this cellular roguelike shooter. Collect organelles to evolve your parasite in a microscopic arms race against your host's immune system. Conquer a beautiful, procedurally generated world of tiny proportions.

Current players

Updated Oct 28, 6:23 AM

24hr peak

Highest count in the last 24 hours

All time peak

665

Highest count in recorded history

Player history

950 observations in viewHistorical player data prior to Sept 2026 is from steamcharts.com.Oct 21, 2026, 6:33 AM – Oct 28, 2026, 6:23 AM

Game details

Rankings: Most Played#8,448
Developer: Aberrant Labs
Publisher: Slug Disco
Release date: Oct 31, 2025, 1:29 PM
Languages: English, Simplified Chinese, French, German, Turkish
Price: Free to play
Platforms: Windows
macOS
Linux
Features: Feature names
Single-player
Multi-player
Co-op
Shared/Split Screen Co-op
Shared/Split Screen
Steam Cloud
Steam Leaderboards
Remote Play on TV
Remote Play Together
Full controller support
DualShock Controller Support
DualSense Controller Support
Tags: Bullet Hell Action Roguelike Roguelike Local Co-Op Dungeon Crawler

User reviews

Positive reviews

97.3%

Positive: 747
Negative: 21

Updated Oct 27, 9:02 PM

Review history

Mode

5 observations in viewOct 22, 2026, 9:01 PM – Oct 27, 2026, 9:02 PM