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Contagion Protocol

Also known as Contagion Protocol, contagion protocol, contagion-protocol

Survive an endless undead horde in this brutal auto-battling roguelike. Slash, upgrade, and evolve your arsenal as chaos unfolds to the pulse of an industrial metal soundtrack. Contagion Protocol is fast, bloody, and built for replayability.

Last update
17 May 2026

Latest update

Event

Dev-Log #8 - Boss Hunts, Extraction Runs, and the Safehouse

ːsteamhappyː Hey everyone — it’s been a while since the last devlog (November), but behind the scenes Contagion Protocol has had a big stretch of progress. Over the past few months, I’ve been building the core “run loop…

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Update history

Browse past updates and patch notes for this game.

8 updates

Gallery

In-game media