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Steam News8 April 20262mo ago

Nuclear Nightmare V6.3

Patch Notes (V6.3) Major Improvements Major performance optimizations: all areas now load when you first spawn in.

Full notes

Full Nuclear Nightmare update

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

What changed

5 fixes6 additions9 changes0 removals
  • Gameplay
  • Performance
  • Balance
  • Fixes
  • UI and audio
changedMajor Improvements
changedMajor performance optimizations: all areas now load when you first spawn in. This removes mid-game stuttering from level streaming and results in more consistent frame rates throughout the match.
changedMore realistic ragdoll physics for improved character reactions and immersion.
addedNew gore system: explosions can now dismember limbs with visible bone detail.
changedGameplay & Mechanics
addedSnowcats can now run over and kill players or enemies at high speed.

Nuclear Nightmare changes

changedMajor Improvements
changedMajor performance optimizations: all areas now load when you first spawn in. This removes mid-game stuttering from level streaming and results in more consistent frame rates throughout the match.
changedMore realistic ragdoll physics for improved character reactions and immersion.
addedNew gore system: explosions can now dismember limbs with visible bone detail.
changedGameplay & Mechanics

Patch Notes (V6.3)

Major Improvements

  • Major performance optimizations: all areas now load when you first spawn in. This removes mid-game stuttering from level streaming and results in more consistent frame rates throughout the match.

  • More realistic ragdoll physics for improved character reactions and immersion.

  • New gore system: explosions can now dismember limbs with visible bone detail.

Gameplay & Mechanics

  • Snowcats can now run over and kill players or enemies at high speed.

  • Helicopter blades are now lethal on contact.

  • Improved helicopter damage detection for more reliable interactions.

  • New drowning system: players now gradually sink when drowning.

  • Random gamemode option added: matches can now automatically select between Imposter Mode and Default Mode.

World & Visual Updates

  • Gas station model has been fully remade.

  • Emergency lighting updated to use distance field shadows for better performance.

  • New idle animation added.

Systems & Interaction

  • Hand scanners introduced, replacing the previous keypad system.

  • Minor networking improvements for smoother multiplayer performance.

  • Match player list issues fixed.

Bug Fixes

  • Fixed an issue where water was incorrectly dealing fire damage.

  • Fixed Russian translation issues in Imposter Mode.

  • Fixed Imposter assimilation failing at certain distances.

  • Fixed head bob triggering incorrectly during cutscenes.

Settings Changes

Default graphics settings have been adjusted from Very High to High for better performance on most systems.

UI OVERHAUL COMING NEXT!

Source

Steam News / 8 April 2026

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