# ULTRAKILL Patch 16b Changelog

- Product: ULTRAKILL (https://whatsnew.fyi/product/ultrakill)
- Vendor: Arsi "Hakita" Patala
- Date: 2025-03-01
- Original notes: https://store.steampowered.com/news/app/1229490/view/519706708688242073
- Permalink: https://whatsnew.fyi/product/ultrakill/releases/2025-03-01-patch-16b-changelog

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Reduced the chances of the player clipping through surfaces that are moving towards them
- **fixed** — Fixed game crashing on exit sometimes
- **added** — Added Disable New Shaders graphic option to fix the game only displaying a black screen on very old computers
- **fixed** — Death screen now correctly instantly goes to black when killed by certain methods
- **fixed** — The First Room option of the Teleport cheat now properly places the player in bounds
- **changed** — Reduced ground slam shockwave delay from 0.15s to 0.1s
- **fixed** — Clash mode belly flop no longer causes the player to fly up into the air when timed with a spin
- **fixed** — Shop terminals that play no music also no longer play the SmileOS 2.0 jingle
- **fixed** — Hide UI cheat now correctly hides the Cheats Enabled overlay
- **fixed** — The level results clicking sound no longer continues playing while paused
- **fixed** — Fixed the crosshair colors option not displaying all colors
- **changed** — Replaced 4-1 and 4-2's heat distortion disable option with a universal heat distortion disable option
- **fixed** — The Encore popups now work properly on controller
- **changed** — Transferred the major assists popup to the new UI graphics style
- **fixed** — Underwater state no longer breaks when killing a fish underwater
- **fixed** — Player can no longer get stuck in an underwater state after exiting water
- **fixed** — Fixed Remember Last Used Weapon Variant not working
- **fixed** — Fixed the Last Used Weapon bind
- **fixed** — Fixed projectiles and explosions not causing environmental particle effects on impact
- **fixed** — Fixed the smaller Railcannon meter not working when weapon icons are disabled

##### General:

-  Reduced the chances of the player clipping through surfaces that are moving towards them (ie. the Cyber Grind arena)

-  Fixed game crashing on exit sometimes

-  Added "Disable New Shaders" graphic option to fix the game only displaying a black screen on very old computers (should be automatically enabled if necessary)

-  Death screen now correctly instantly goes to black when killed by certain methods

-  The "First Room" option of the Teleport cheat now properly places the player in bounds

-  Reduced ground slam shockwave delay from 0.15s to 0.1s

-  Clash mode belly flop no longer causes the player to fly up into the air when timed with a spin

-  Shop terminals that play no music also no longer play the SmileOS 2.0 jingle

-  "Hide UI" cheat now correctly hides the Cheats Enabled overlay

-  The level results clicking sound no longer continues playing while paused

-  Fixed the crosshair colors option not displaying all colors

-  Replaced 4-1 and 4-2's heat distortion disable option with a universal heat distortion disable option

-  The Encore popups now work properly on controller

-  Transferred the major assists popup to the new UI graphics style

-  Underwater state no longer breaks when killing a fish underwater

-  Player can no longer get stuck in an underwater state after exiting water

##### Weapons:

-  Fixed "Remember Last Used Weapon Variant" not working

-  Fixed the Last Used Weapon bind

-  Fixed projectiles and explosions not causing environmental particle effects on impact

-  Fixed the smaller Railcannon meter not working when weapon icons are disabled

-  Fixed Freeze Frame not automatically unfreezing after a Core Eject has been used

-  Fixed weapon disappearing when pressing the individual variation button for a variation the player hasn't unlocked yet

-  The Malicious Railcannon no longer uses the old lightning sprites when fully charged

-  Fixed capitalization on the Pump Charge variation

-  Corrected the color of the dual wield powerup

-  Fixed the scrolling texture on explosions not working

##### Arms:

-  Reduced punch exhaustion for Knuckleblaster

-  Fixed a bug that caused pressing punch too early to increase punch exhaustion despite not actually punching

-  The cooldown of an individual arm's punches now resets to a maximum of 0.1s when switching arms or using Whiplash

-  Arm icon now shows up even when only one arm is equipped

-  The whiplash icon in the shop now shows up as "?" until unlocked

-  Fixed the spawner arm not being colored white

-  5-S and 7-S no longer use the old arm model

-  Added the punch exhaustion meter to the Classic HUDs

-  Recolored the punch exhaustion meter to be easier to distinguish when not full

##### Enemies:

-  Reduced Cerberus' radiance speed bonus on Brutal difficulty

-  Fixed Cerberi dashing off ledges even when not enraged

-  Lowered the volume and shortened the length of the radiant enemy spawn sound

-  Fixed Gabriel's Brutal difficulty spiral swords still attempting to stab the player after despawning when the fight ends

-  Enemy sounds no longer muffle when in shallow water

-  Added bigger enemy names in the terminal

-  Fixed Schism beams dealing extreme damage to the player after being parried

-  Removed a possible performance issue caused by Swordsmachines

##### Levels (General):

-  Fixed occlusion culling issues in multiple levels

-  Fixed z-fighting issues in multiple levels

-  Enemies that spawn behind breakables no longer spawn when Disable Enemy Spawns is enabled

-  Fixed a transparent floor issue in the start room elevator shaft if Vertex Warping is enabled

-  The main menu's sound is no longer high pitched when first booted up with lower game speed via major assists

-  Prime Sanctum results screens now share the Encore result screen layouts

##### Prelude:

-  Fixed players being able to fly out of bounds through the ceiling of a 0-1 and 0-E room

-  Fixed a bug that caused the player to be disp

_[Truncated at 4000 characters — full notes: https://store.steampowered.com/news/app/1229490/view/519706708688242073]_