Defcon Free Download (v1.6) May 2026

: Units are limited and cannot be replaced once destroyed. Strategy involves balancing offensive strikes with using silos in "Air Defense" mode to shoot down incoming nukes. Atmosphere & Visuals Go to product viewer dialog for this item.

: Conventional naval and air skirmishes begin; fleets can engage each other.

: Your goal is to maximize enemy civilian casualties while minimizing your own. Points are awarded for millions of kills and lost for your own civilian deaths. DEFCON Free Download (v1.6)

The game simulates a global thermonuclear conflict from the sterile, detached perspective of an underground bunker's computer screen.

: Strategic placement of units like radar dishes, missile silos, and airbases. : Units are limited and cannot be replaced once destroyed

: The nuclear "gloves come off," allowing the launch of intercontinental ballistic missiles (ICBMs).

: Matches progress through alert levels (DEFCON 5 to 1). : Conventional naval and air skirmishes begin; fleets

DEFCON (v1.6) , also known as DEFCON: Everybody Dies , is a chilling, minimalist real-time strategy (RTS) game inspired by the 1983 cult classic film WarGames . Released in 2006 by Introversion Software, version 1.6 primarily added localized language support (French, German, Italian, and Spanish) to make it more accessible to a global audience. Core Gameplay & Mechanics