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Pathogen Monster Plague Mod (1.21.1, 1.20.1) – Mutants Take Over World

2 days ago

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Pathogen Monster Plague Mod (1.21.1, 1.20.1) is a horror-style expansion mod that introduces a dangerous chemical infection which corrupts creatures and biomes, creating aggressive mutant lifeforms across the world. You must craft special gear and weapons to survive the spreading plague.

Features:

About 90+ unique mutant mobs, including corrupted vanilla creatures and biome variants
World corruption system that converts certain biomes into infected versions
Special corrupted caves and surface biomes that spread over time
Infection and cure mechanics affecting world creatures
New weapons, armor sets, and crafting systems built for mutant combat

Biome-Based Mutant Variants

Mutants change stats and abilities depending on biome
Examples include jungle, swamp, mesa, cave, aquatic, ender, crimson, warped
Each variant has different strengths such as poison, speed, armor, or special effects

Infection System

A black liquid called Pathogen can appear in the world
Contact with creatures can infect them
Infected mobs evolve into incomplete forms, then into full mutants based on biome
Some mutant types can spread infection further

Mutant Types (Examples)

Runners – common fast attackers
Walkers – heavy knockback fighters
Poisoners – extreme venom specialists
Enforcers – tank-style high armor beasts
Marauders – destroy armor durability quickly
Raptors – pack hunters with alpha/beta roles
Infectors – rare units that spread corruption

Equipment and Crafting

Multiple weapon classes such as Katana, Slayer, and Battle Hook
Biome-based weapon variants with unique effects
Several armor tiers:
- Basic mutant armor for early protection
- Biome scale armor with bonus effects
- Mutant Steel armor as endgame gear
Special crafting block: Catalyst used to forge mutant materials