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MORTALITY DECOMP. KILLERS

Also known as MORTALITY DECOMP. KILLERS, mdk, mortality decomp killers

When a parasite reawakens detective Clive from death, he is recruited into a secret taskforce to stop those that killed him from weaponizing this newfound immortality.

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Last update

8 Jun 2026

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Latest update

AnnouncementPublished 25 Apr 2026

v2.2v2.2 - 1 Year Anniversary!

Hey y'all! It's been a whole year since the release of MORTALITY DECOMP KILLERS! I didn't expect so many people to play this game at all when I was making it and the game's evolved so much thanks to your reviews, messag…

3 changesGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

20updates

March 2026
V2.1.1 Back Quick-FixFull Changelog: "V2.1.1 Back Quick-Fix" Bug Fixes: - Prevented walking through Doors - Blood effects no longer pass through the floor in Bonus level 1 General Tweaks & Changes: - Added freeze-frame when killing half-goo…Announcementv2.1.12 changesGameplay15 Mar 2026
v2.1 - Back UpdateGreetings y'all! I've been hard at work on Bane Murrain: Episode Two, which is nearing it's final stages of development before release so keep an eye out for that! Anyway, I'd had a few fixes and bits lying around in my…Announcementv2.16 changesFixGameplay15 Mar 2026
December 2025
Merry X-Mas!!MERRY X-MAS Y'ALL! All my games are on sale until January 5th, if ya want too. XentiverseAnnouncement25 Dec 2025
Happy holidays! Here's a big update for MORTALITY DECOMP. KILLERS for y'all. NEW ARENA MODE has been added, for a simpler and more seamless endless mode. Move through individual rooms generated from interlocking presets…v2.032 changesFixGameplayStore18 Dec 2025
November 2025
V1.6 - Cam Swap No MoreHey guys. You can now optionally remove the camera's anti-clip flipping, and also swap out some of the eye-fucky bright textures for grey ones. Yuour'er welcome! Full Changelog: "V1.6 - Cam Swap No More" New Shit: Added…Announcementv1.66 changesGameplay11 Nov 2025
v1.5.1 - Rogue PatchFull Changelog: "V1.5.1 - Rogue Patch" Bug Fixes: Fixed Music turning off when dying as Clive once in 'Rogue Mode' Fixeed Pause Menu not working after dying once in 'Rogue Mode'Announcementv1.5.11 changeFix06 Nov 2025
V1.5 - Rogue IIHere ya go, Abaddon in Rogue Mode! Of course, you need to own the Abaddon DLC to play as him. Rogue Mode also now has a setup menu before playing and all the DLC maps have been added to the pile. Have fun! Full Changelo…Announcementv1.59 changesFixMaps05 Nov 2025
October 2025
V1.4.5 - Brief PatchFull Changelog: "V1.4.5 - Brief Patch" Bug Fixes: [DLC] Fixed a softlock point in 'Takeover Two' [DLC] Fixed Melee-only trophy in 'Clock Out'Announcementv1.4.52 changesFix12 Oct 2025
AVAILABLE NOW Here it is- the second half of the M.D.K story! The full Abaddon campaign is available now! I intend to update this further and add more content for DLC players specifically (like outfits) so have fun and…1 changeGameplayPatch notes10 Oct 2025
V1.4.4 - WhoopsFull Changelog: "V1.4.4 - Whoops" Bug Fixes: Level 3 doesn't kick you back to the menu anymore and end the campaign (what the fuck man) - Reverted Bullet Collision - Moved back to a patched version of initial Unity vers…Announcementv1.4.41 changeGameplay06 Oct 2025
V1.4.3 - Version ConversionFull Changelog: "V1.4.3 - Version Conversion" New Shit: Upgraded Unity version in light of recent company stupidity The start of levels now have bars appear to prevent backtracking and hiding at spawn Breakable doors ha…Announcementv1.4.37 changesFixGameplay05 Oct 2025

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