New Demo For Steam Next Fest!

About This Game

THE ULTIMATE DOOMSDAY SIMULATOR

Extinction Day lets you experiment with and combine multiple disasters in a variety of scenarios. From natural catastrophes to deadly diseases, full scale warfare, zombie invasions and more. With more than 12 unique disaster abilities, 20 scenarios, dozens of perks and 4 difficulty settings, it will keep you destroying humanity for many hours.

​UNLEASH DESTRUCTION ON AN EPIC SCALE

Our unique technology simulates over 80,000* humans simultaneously on screen as you deploy devastating plagues, natural catastrophes, global conflicts and more tragedies. Designed using real-world data for an authentic simulation of humanity’s downfall.

MORE THAN JUST A 2D SIMULATION 

Watch disasters unfold in real-time, dynamically evolving and spreading based on your strategic choices. Combine different disasters to create chain reactions and watch civilization collapse before your eyes. Humanity won't go down without a fight.

MULTIPLE WAYS TO END THE WORLD

Experience a story-driven campaign with varied extinction scenarios, or test your strategic prowess in challenging game modes. With dozens of hours of replayable content, every playthrough offers new strategies to discover.

​​​SANDBOX MODE

Want pure destructive freedom? Sandbox mode removes all restrictions, letting you unleash any combination of disasters at will. Create your own scenarios and experiment with different doomsday combinations.

​*Number may be lower depending on players' hardware.

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

-Assisting with translation for multiple languages.
-Repainting and texturing certain artworks.
-Creating placeholder assets for the game demo.