🛠️ DEFCON update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
Latest update · Sep 18
🛠️ 1.70.3
Version 1.70.3 🔔 Tap "Follow" above to get notified when updates drop.
September 2026
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9/30Wed🎉 Events20th Anniversary Edition
Twenty years ago on this day, the 29th September 2006, Introversion Software released their third game DEFCON, and our lives were never the same again. What started as a 24 hour game jam (and love let…
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.