GamePatchNote Digest
ULTRAKILL Patch Notes — April 15, 2026
Aggregated from Steam, cross-tracked with Battle.net coverage on GamePatchNote.
- Improved optimization on non-portal levels and the Cyber Grind
- Made the Friends leaderboard at the end of a Cyber Grind run scrollable
- The 75% wave completion requirement for opening Deathcatcher cages now excludes the Deathcatchers themselves, reducing the amount of other enemies the player has to hunt down to open them
- If a Deathcatcher cage spawns on top of the player in the Cyber Grind, the player will now be teleported above it instead of getting stuck inside
- Fixed enemies sometimes not dying when falling from a fatal height
- Fixed a broken navmesh in 2-2's first area causing a group of Soldiers to spawn in the wrong location
- Fixed a bug that caused the Sawed-On Shotgun's chainsaw to still appear broken after respawning if it was broken before being launched
- Fixed a bug that caused the Sawed-On Shotgun to no longer be able to use the primary fire while chainsaw meleeing
- Fixed the Earthmover boss health bar replaying its intro fill animation when the player grabs a checkpoint
- Fixed some enemies not rendering correctly in the 8-3 Dimensional Deathcatcher room
- Major Assist game speed change now applies correctly after a level load instead of only after a time stop has triggered
- Fixed a small unintended crevice in 8-2 Reception
- Fixed the right wall being offset by one unit in 8-3 Shifting Arena
- Made Wind state breaking breakables and glass more consistent
- Fixed a mysterious black blob sometimes appearing on the portal leading from 8-3 Split Color Door to Night Street
- Ejected cores are no longer launched by non-Knuckleblaster explosions
- Fixed Malicious Face beams not causing core ejects to nuke
- Added a buffer safety system to the alt fires of the Core Eject Shotgun and SRS Cannon Rocket Launcher to avoid the player accidentally firing a 0 force projectile when switching to the weapon
- Fixed a bug that caused Mannequins to inherit a broken version of the Husk chest explosion mechanic
- Fixed the electricity particles of the Electric Railcannon and Malicious Railcannon not displaying correctly
- Fixed the Railcannon pips not working correctly sometimes when using a Dual Wield powerup
- Fixed a bug that caused a Power's health bar to appear for a single frame at the beginning of his spawn animation in 8-3
- Coins no longer break if hit by multiple beams in quick succession
- Made the Mirror Reaper's non-boss spawn sound louder
- Fixed a bug that caused Size 2 fish to be uncatchable