O2
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015 Sep 2026
2 announcements · from O2’s Steam news feed
All gamesRead every half hour while active
Nightmare Mode UpdateWelcome to the latest O2 update! This update introduces Nightmare Mode , a brand-new way to experience O2 for players looking for a greater challenge. Along with the new mode, we've made various gameplay improvements, fixed bugs, improved performance, and polished the overall experience.Nightmare Mode UpdateAdded Nightmare Mode for players seeking a greater challenge. Improved gameplay balance and immersion. Fixed various bugs and performance issues.
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Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.