Fight, upgrade, and survive against the pathogens invading your body.

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About This Game

In Immunica, YOU are the immune system. As pathogens invade your body, fight back with precise cursor control, automated weapons, and strategic upgrades.

ACTIVE + IDLE HYBRID

No clicking required. Just hover to deal damage. Your weapons fire automatically while you focus on positioning. Perfect for both active gameplay and idle progression.

4 WEAPON SYSTEMS

  • Burst - AOE pulse centered on your cursor

  • Missiles - Homing projectiles that seek targets

  • Beam - High-DPS laser for focused destruction

  • Drones - Orbiting allies that intercept threats

FEVER SYSTEM

Build kill streaks and enter Fever Mode! Reach up to +500% damage and 2x protein gains across 5 power tiers.

10 PATHOGEN TIERS

Face 10 different pathogen tiers, from tiny Prions to massive Helminths. Each tier has 3 evolution levels: Normal, Mutant, and Alpha. Higher tiers mean greater challenges and rewards.

DEEP PROGRESSION

186 upgrades across 6 categories. Unlock synergies through hidden achievements. Every run makes you stronger.

BREACH MODIFIERS

Each breach randomly selects 1-3 modifiers from 30 possibilities:

  • Buffs - Grant you advantages

  • Nerfs - Increased difficulty, but extra protein rewards

  • Weird - Strange effects that completely change the game

FEATURES

  • Satisfying incremental progression

  • Active cursor gameplay + automated weapons

  • 10 enemy tiers x 3 evolution levels

  • 30 breach modifiers for variety

  • Hidden synergies to discover

  • Roguelike variety in every run

System Requirements

Windows
macOS
    Minimum:
    • OS *: Windows 7 or newer
    • Processor: 2.5Ghz or better
    • Memory: 2 GB RAM
    • Storage: 500 MB available space
    Recommended:
    • Memory: 4 GB RAM
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.
    Minimum:
    • Processor: Apple Silicon, Intel
    • Memory: 2 GB RAM
    • Storage: 500 MB available space
    Recommended:
    • Memory: 4 MB RAM
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