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Steam News3 October 20259mo ago

Bug Fix v2.0.0.2

※ You cannot match with players using a different version. Please update to the latest version (network version shown at the bottom left of the title screen as v2.0.0.2) before playing. v2.0.0.

In this update2

Full notes

Full UNDERWARD update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

4 fixes0 additions4 changes1 removal
  • Server
  • Gameplay
  • Fixes
  • Maps
changed※ You cannot match with players using a different version. Please update to the latest version (network version shown at the bottom left of the title screen as v2.0.0.2) before playing.
changedTutorial (Recruitment Test) Made EasierImproved the guidance to make it easier to understand how to enjoy the game, which was previously unclear
removedTutorial (Recruitment Test) Made EasierRemoved certain overly-lethal traps that appeared during solo play of the Recruitment Test
fixedBug FixesFixed the attachment position of adhesive items on SUBJECT capsules
fixedBug FixesFixed an issue where certain S-size SUBJECTS would spawn in locations intended for L-size SUBJECTS
fixedBug FixesFixed an inconsistency between the CHAOS mode difficulty description and the actual gameplay

UNDERWARD changes

changed※ You cannot match with players using a different version. Please update to the latest version (network version shown at the bottom left of the title screen as v2.0.0.2) before playing.
changedImproved the guidance to make it easier to understand how to enjoy the game, which was previously unclear
removedRemoved certain overly-lethal traps that appeared during solo play of the Recruitment Test
fixedFixed the attachment position of adhesive items on SUBJECT capsules
fixedFixed an issue where certain S-size SUBJECTS would spawn in locations intended for L-size SUBJECTS

※ You cannot match with players using a different version. Please update to the latest version (network version shown at the bottom left of the title screen as v2.0.0.2) before playing.

v2.0.0.2 Update Details

Tutorial (Recruitment Test) Made Easier

  1. Improved the guidance to make it easier to understand how to enjoy the game, which was previously unclear

  2. Removed certain overly-lethal traps that appeared during solo play of the Recruitment Test

Bug Fixes

  1. Fixed the attachment position of adhesive items on SUBJECT capsules

  2. Fixed an issue where certain S-size SUBJECTS would spawn in locations intended for L-size SUBJECTS

  3. Fixed an inconsistency between the CHAOS mode difficulty description and the actual gameplay

  4. CHAOSFixed an issue where auto-lift floors could remain stopped when a downed investigator was present
  5. CHAOSImproved clarity of event start conditions on the Last Boss map

That’s all for this update. We will continue working hard to make UNDERWARD even more enjoyable, and we deeply appreciate your warm support.

Source

Steam News / 3 October 2025

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