Oxygen Not Included / Updates & events
01The Aquatic Planet Pack is Now Available + Update + Klei Fest 2026
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Friends, grab your floaties... ...it's release day for The Aquatic Planet Pack! This DLC features a plethora of pool-dwelling critters, flooded flora and submersible buildings...and Duplicants who learn to swim for the very first time in ONI history! The Aquatic Planet Pack plunges colonies into the deep end of a marine world of kelp forests and coral reefs, where expanded aquatic ranches cater to…
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