Oxygen-not-included-v526233-zip May 2026

: Use an Algae Deoxidizer or Algae Terrariums early on to keep the air breathable while you research better solutions. Essential Research & Power

The early game is about establishing "The Big Three": Oxygen, Food, and Water. oxygen-not-included-v526233-zip

: Build a Manual Generator (hamster wheel), one or two Batteries , and a Research Station . : Use an Algae Deoxidizer or Algae Terrariums

To move beyond basic survival, you must establish a research loop. one or two Batteries

: Choose three Duplicants with high skills in Digging, Building, and Research . Avoid negative traits like "Anemic" or "Narcoleptic".

: For visual learners, FULL WALKTHROUGH GUIDE | Oxygen Not Included provides a blueprint from early to late-game progression.