59%Good matchGenome Guardian
92%78592% positive reviews, Very Positive across 785 reviews·Action Roguelike · Shooter
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You are a cancerous pathogen. Mutate into endless builds, annihilate antibody swarms, and spread at all costs through procedurally generated host vessels.
POLYMORPH
SteamPOLYMORPH is a biological roguelike survival game where you embody a parasitic organism engineered to spread a malignant pathogen. Adapt with hundreds of mutations as you battle relentless antibody swarms and carve through shifting, procedurally generated biomes.

Choose from five hostbodies, each with distinct strengths and traversal abilities. Glide from cliffs with the Flamingo, drift through immune lines as the Wheeler, or deploy toxin bombs as the Jelly.


Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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