We've released a hotfix to the Subject 2923 update with performance improvements (including the final boss in Subject 2923), miscellaneous bug fixes, and rebalanced Flop interactions.

Build: 249276

[ FINAL BOSS ]

• Multiple performance improvements (major hitch should be fixed).
  
• Fusion Rifle will only be given on the first attempt.
  
• Long gun no longer switches during the phase transition after the first attempt.
  
• Fixed a bug that caused certain projectiles to deal increased damage.
  
• Adjusted timing and size of some attacks in the final phase.
  

[ GENERAL ]

• A multitude of various minor bug fixes.
  
• Fixed issue with Root Rift interaction point being at the floor vs the expected center point.
  
• Fixed issue where the player becomes unresponsive after Black Cat Band blocks lethal damage from a quick time event. Black Cat Band will no longer block damage from or stop the player from dying to damage from quick time events.
  
• Improvements to achievement flagging.
  
• Smoother cutscene experience after Guardian Siege in multiplayer.
  
• Modified cinematics to show visuals for a weapon if the player already has it.
  
• Cleaned up zones spawned by quests on Survival Mode death.
  
• Disabled VOIP in Steam if you’re playing from Epic.
  

[ BALANCE ]

• Fixed miscalculation of damage on Fan of Knives mod while wearing Labyrinth Armor.
  
• Flop is now its own type of damage. Removed Unarmed damage from Flop.
  
• Ring of the Unclean now causes unarmed Melee attacks to deal x3 damage and Flops deal x4 damage.