Request: Provide the old version before Jun-24 via Beta-Build. Oxygen Not Included Beta - How to relieve stress 16/03/17. DLC release date? - [Oxygen Not Included] - General Discussion - Klei. Novel, de novo, beta‐globin variant with decreased oxygen affinity (HBB. [BETA] Fast Track - Performance Mod for Oxygen Not Included. Steam Community: Steam Badges: Oxygen Not Included. Oxygen 2.4 Beta 1 N..