# ULTRAKILL Patch 16d Changelog

- Product: ULTRAKILL (https://whatsnew.fyi/product/ultrakill)
- Vendor: Arsi "Hakita" Patala
- Date: 2025-03-26
- Original notes: https://store.steampowered.com/news/app/1229490/view/519709240792711255
- Permalink: https://whatsnew.fyi/product/ultrakill/releases/2025-03-26-patch-16d-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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- **changed** — Improved performance
- **added** — Added option to completely disable fog in the Cyber Grind
- **changed** — Dash jumps performed via enemy step now only cost 1 bar of stamina
- **changed** — Radiant Idols now have a rainbow-colored halo to make them easier to distinguish
- **changed** — Alternate Shotgun can now launch dying Mindflayers
- **changed** — Greatly reduced chances of Virtues getting pushed away by the player while Whiplashing towards them
- **fixed** — Insurrectionists can no longer be killed by their boulder touching a death zone
- **fixed** — Fixed the Last Used Weapon bind not remembering the last used variation
- **fixed** — Fixed the Last Used Weapon bind not remembering the last used weapon after loading to a different level
- **fixed** — Fixed the scroll wheel when set to swap variations while the On Swap to Same option is set to First Variation
- **fixed** — Bloodsplatters now work with the Disable New Shaders option
- **fixed** — Fixed the 7-2 clock tower checkpoint not activating
- **fixed** — Fixed the 1-4 Pick up to read tutorial not activating
- **fixed** — Fixed tutorials breaking if a relevant key is unbound
- **changed** — Hide UI cheat now also hides cutscene skip text and level specific UI elements, such as countdowns
- **added** — Added an advanced option for disabling the scrolling textures of the P-2 red tunnel
- **fixed** — Fixed inconsistencies in the launch force of the P-2 red tunnel hurt surfaces
- **fixed** — Swordsmachines on Brutal difficulty can no longer cancel their attacks by catching a thrown sword
- **fixed** — Firestarter fire no longer reduces the style rank
- **added** — Added environmental impact effects to a couple weapons that were missing them

-  Improved performance

-  Added option to completely disable fog in the Cyber Grind

-  Dash jumps performed via enemy step now only cost 1 bar of stamina

-  Radiant Idols now have a rainbow-colored halo to make them easier to distinguish

-  Alternate Shotgun can now launch dying Mindflayers

-  Greatly reduced chances of Virtues getting pushed away by the player while Whiplashing towards them

-  Insurrectionists can no longer be killed by their boulder touching a death zone

-  Fixed the Last Used Weapon bind not remembering the last used variation

-  Fixed the Last Used Weapon bind not remembering the last used weapon after loading to a different level

-  Fixed the scroll wheel when set to swap variations while the "On Swap to Same" option is set to "First Variation"

-  Bloodsplatters now work with the Disable New Shaders option

-  Fixed the 7-2 clock tower checkpoint not activating

-  Fixed the 1-4 "Pick up to read" tutorial not activating

-  Fixed tutorials breaking if a relevant key is unbound

-  Hide UI cheat now also hides cutscene skip text and level specific UI elements, such as countdowns

-  Added an advanced option for disabling the scrolling textures of the P-2 red tunnel

-  Fixed inconsistencies in the launch force of the P-2 red tunnel hurt surfaces

-  Swordsmachines on Brutal difficulty can no longer cancel their attacks by catching a thrown sword

-  Firestarter fire no longer reduces the style rank

-  Added environmental impact effects to a couple weapons that were missing them

-  Fixed custom color palettes not enabling correctly

-  Fixed the game speed major assist not applying correctly

-  Changing the game speed major assist no longer causes time to inch forward

-  Fixed sound glitching out after pausing and unpausing during the Cyber Grind score screen

-  0-E heat buildup is now slower on lower difficulties

-  Fixed the 0-E skulls room ceiling fan dealing damage before being turned on

-  1-E lava room Malicious Faces no longer walk off their pillars

-  1-E's skybox stops changing while the player is exiting the level

-  Fixed dual wielded weapons sometimes not changing when swapping to another gun

-  Increased radius of igniting Firestarter gasoline for large explosions

-  Removed the last remaining instakill pits from 1-4, 1-E and 2-1

-  Moved the 2-1 elevator test panel to no longer block a Stray's line of sight

-  Removed the collision from the lip of a pipe in 2-1's secret path

-  Changed the name of the style bonus gained by punching 4-4 V2 with the Knuckle blaster

-  Removed collision from the 4-S boulder run torches

-  5-1 Sentries should no longer be able to walk inside of doors

-  5-2 piers no longer cause excessive amounts of massive debris when hit by lightning

-  5-S overlay now disappears when the player drops into the exit

-  6-1's chandeliers now deflect projectiles when shattering

-  The 7-1 trams no longer cause blue rubble when ground slammed

-  Fixed the 7-1 secret Cerberi not having extra health

-  Removed unintended spawn effects from some 7-3 arenas

-  Fixed the Marksman coin's flash not facing the player

-  Toggling the Puppet option on an enemy no longer causes a duplicate enemy to appear

-  Dithering no longer breaks the intro calibration sequence

-  Fixed errors caused by the projector in the Museum

-  Fixed various occlusion culling bugs

-  Reduced z-fighting when using PSX Vertex Warping in the 0-4 rotating hallway

-  Fixed a hole in the 1-1 secret exit geometry

-  Fixed 1-S not being marked as completed if the player exits via the OOB clip

-  Fixed the 2-2 generator room particles not layering correctly

-  Fixed a navmesh issue in 2-2 not allowing Soldiers from the first room to walk up the stairs towards the generator room

-  Removed a small gap in the floor near the 7-S start room

-  Fixed the V1 diagram in the difficulty select not being correctly centered

-  Fixed a typo in the P-1 end terminal