Extinction Day is a doomsday simulator where you wipe out humanity using disasters, diseases, wars, and other catastrophic events. Spread chaos worldwide, combine catastrophes for maximum destruction, and crush humanity's efforts to survive in this game of world-ending mayhem.

Extinction Day is a doomsday simulator where you wipe out humanity using disasters, diseases, wars, and other catastrophic events. Spread chaos worldwide, combine catastrophes for maximum destruction, and crush humanity's efforts to survive in this game of world-ending mayhem.