The Killing Antidote

Released: Oct 5, 2024
Platforms
Last updated: 15 Sep 2026, 10:31 GMT

Updates & announcements

20 posts

12 Mar 2026Developer post
0.6.3e Patch Notes
Bug Fixes - Fixed an issue where some shoes have no stomp sound. - Fixed a bug where the state of landmines was not saved correctly. - Fixed a problem in the fast food restaurant scene where photo mode did not hide all UI elements. - Fixed an issue where NPCs could not equip weap
04 Feb 2026Developer post
Version 0.6.3d Patch Notes
New Content Added: Scarves (can be obtained from any green clothing box) Improvements to Challenge Map “Fast Food Restaurant” Added a vending machine that sells gun modification parts Added 3 NPC companions Poison mist can now be filtered by wearing a gas mask Other Improvements
New Content
Added: Scarves (can be obtained from any green clothing box)
Improvements to Challenge Map “Fast Food Restaurant”
Added a vending machine that sells gun modification parts
Added 3 NPC companions
Poison mist can now be filtered by wearing a gas mask
Other Improvements
Gas masks no longer consume durability outside of poison gas areas
NPC companions now require gas masks when entering poison gas areas
NPC companions’ shooting accuracy improves as they eliminate more enemies
Reduced Mouse Sensitivity when using high-magnification scopes
Poison arrows now deal damage to any zombie without requiring a headshot
Improvements for MOD
Fixed an issue where NPC companions and mercenaries did not engage in combat
Fixed an issue where mercenaries did not attack signal towers
Bug Fixes
Fixed an issue where Brutes could not pick up weapons from corpses
Fixed an issue where player could get stuck when attacked while climbing ladders
Fixed an issue where NPC corpses could not be dragged
Fixed an issue where hair could block the view through scopes
Fixed an issue where small medicine bottles occasionally remained in hand
Fixed an issue with incorrect item quantities in vending machine sales
Fixed an issue where DLC content failed to load correctly
Fixed an issue with incorrect counting in ZombieBatchSpawner, which caused some waves to spawn excessive zombies
A quick note on MODS
If the game crashes on launch, check your installed mods. It's recommended to temporarily remove any gameplay-altering mods and test again.
Original post
31 Dec 2025Developer post
Happy New Year
It's hard to believe how fast time flies. The year "2025" still sounds incredibly futuristic and sci-fi to me, but in just one more day, it will be history. Maybe in the blink of an eye, we'll be welcoming 2033 😁. I wonder... Jodi should be in high school around now, right? 😊 T
19 Dec 2025Developer post
0.6.3c Patch Notes
Fixes - Fixed an issue where the crystal above a defeated zombie would disappear. - Fixed an issue where obtaining a duplicate reward item would not display a notification. - Made adjustments to greatly reduce the chance of zombies spawning directly behind the player. - Fixed an
09 Dec 2025Developer post
0.6.3b Patch Notes
Fixes - Fixed an issue where the Photo Mode camera could clip through walls. - Various minor bug fixes. Night at the Graveyard - Predators are gone. Slayers now stalk the grounds. - The Grim Reaper grows more formidable every time it manifests. - More supplies on higher difficult
02 Dec 2025Developer post
0.6.3 Patch Notes
Fixes - Fixed a pathfinding issue for the Weeper in Chapter 1. - Fixed an irregular facial expression that occurred when aiming a pistol with the flashlight active. - Fixed an issue in Chapter 2 where the objective to destroy the turrets would not activate. - Fixed an issue where
24 Nov 2025Developer post
Nominate "The Killing Antidote" for the Steam Awards!
Dear Players, Thank you for your unwavering support and passion for The Killing Antidote ! We are truly honored to invite you to nominate our game for the "Labor of Love" Award. Since its release, the development team behind The Killing Antidote has remained committed to optimizi
Dear Players,
Thank you for your unwavering support and passion for The Killing Antidote! We are truly honored to invite you to nominate our game for the "Labor of Love" Award.
Since its release, the development team behind The Killing Antidote has remained committed to optimizing the gameplay experience, addressing issues, and consistently delivering new content. We believe it is your steadfast support that drives us to keep improving.
Nominating is very simple:
Click the "Nominate" button in this announcement
Select the "Labor of Love" Award
Confirm your nomination
Every nomination from you is our greatest encouragement! Thank you!
Sincerely,
The Killing Antidote Development Team
Original post
24 Nov 2025Developer post
0.6.2 Update Notes
Fixes - Fixed an issue where disarmed landmines could still explode. - Fixed an issue where NPCs would attempt to collect thrown grenades. - Fixed an issue where items taken from an NPC's backpack might incorrectly return to it. - Fixed a softlock that occurred if the player died
17 Nov 2025Developer post
0.6.1 Update Notes
Fixes - Fixed a crash that occurred when multiple landmines exploded simultaneously. - Fixed an issue where turrets could shoot through walls. - Fixed an issue with ammo crate pickups. Improvements & Balancing - Added an on-screen prompt for switching aiming modes with the mi
14 Nov 2025Developer post
Version 0.6 is LIVE!
The wait is over! Here's what's new in this massive update: What's New ● The full Chapter 2 is here! Continue Jodi's story. ● New enemies: 3 terrifying new mutant types, plus 4 variants to keep you on your toes. ● Gear up: 3 new weapons, fresh outfits, and hairstyles. Gameplay de
27 Oct 2025Developer post
Chapter 2 is Nearing Completion!
First off, we want to apologize for the long wait since the last update. We've been fully dedicated to developing Chapter 2 since May. What's next in the story? Who or what will Jodi encounter? What new types of mutants will appear? What about new weapons, outfits, hairstyles, an
23 May 2025Developer post
0.5.3.2a Update Notes
Bug Fixes * Fixed an issue where all zombies remained inactive after loading a saved game. * Fixed an issue where the flashlight could not be toggled on or off after executing a melee finisher. * Fixed an issue where the player could spawn in an incorrect location at the start of
23 May 2025Developer post
0.5.3.2 Update Nots
Bug Fixes & Improvements - Optimised the action of switching weapons, should be smoother, - Added the option to turn on flashlight projection (shadows), - Increased the selling price of items in the vending machine in the fast food restaurant scenario., - Modified the structu
05 May 2025Developer post
0.5.3.1 Update Notes
Bug Fixes & Improvements - Modified the Devourer chase segment in Chapter 1. - Reduced the difficulty of the Fast Food Restaurant challenge. When one signal tower is attacked, other towers can still continue working. -Fixed the issue where weapons in the backpack wouldn't aut
03 May 2025Developer post
0.5.3 Update Notes
New Content New Challenge: Fast Food Restaurant New Weapon: Desert Hawk New Defense Devices: Poison Mushroom: Continuously releases neurotoxin that affects zombies. Harpoon Gun: Automatically locks onto targets and fires sharp spears with precision. Meat Grinder: Rotating blades
New Content

New Challenge: Fast Food Restaurant
New Weapon: Desert Hawk
New Defense Devices:

Poison Mushroom: Continuously releases neurotoxin that affects zombies.
Harpoon Gun: Automatically locks onto targets and fires sharp spears with precision.
Meat Grinder: Rotating blades shred any creature that passes through.
New Outfit: Restaurant-themed costume set
New Workout Equipment Interactions: New animations when interacting with fitness equipment.
New Mission Hint System: Clearer task guidance added.
Backpack now allows carrying multiple identical firearms.
New Item: Invisible Hand – Automatically picks up nearby items. Purchasing multiple units increases the pickup speed.
Bug Fixes & Improvements

Fixed an issue where the character would stand up when attacked inside air ducts.
Crawling backward in air ducts is now supported.
Added flashlight brightness adjustment option.
Fixed an issue where zombie grapples would be interrupted when using melee attacks.
Added an option to disable blood splatter effect on the screen.
Added multiple styles of scars for the protagonist.
Left-clicking vending machine buttons now instantly purchases a single item.
If the game runs strangely after the update, try removing the mods you installed.
Original post
23 Feb 2025Developer post
v0.5.2.3 Update Notes
Bug Fixes & Improvements - Fixed the issue where no clothes would appear in the wardrobe interface. - Fixed the issue where scores weren’t saved in the shooting range. - Fixed the quick weapon swap function, which would always switch back to the previously used weapon instead
09 Feb 2025Developer post
v0.5.2.2 Update Notes
Bug Fixes & Improvements Storage Box now has a quantity slider for taking or storing items. The "Hide Wounds Effect" option is now effective in Story Mode too. Fixed the issue where the photo mode was too bright. Fixed the problem with the number of zombie corpses. Changed th
Bug Fixes & Improvements

Storage Box now has a quantity slider for taking or storing items.
The "Hide Wounds Effect" option is now effective in Story Mode too.
Fixed the issue where the photo mode was too bright.
Fixed the problem with the number of zombie corpses.
Changed the screenshot save path to make it easier to find files.
Hairstyle and animation mods are now supported.
5 new lace outfits are available in the Chapter 2 vending machine.
Fixed the issue where it was hard to switch back to walking mode from running mode.
Fixed the camera switch issue at the end of the story cutscene.
Fixed the issue where the Shatterer corpse would leave an oxygen tank when cleared.
When the protagonist is hurt, the last bit of health will now be retained, improving survival.
Original post
04 Feb 2025Developer post
v0.5.2.1a Update Notes
Bug Fixes & Improvements Fixed Toxic Arrow not working Fixed issue where A5 battle could not end Fixed issue where the "No Wounds" option in Challenge Mode was not working Fixed issue in the Abandoned Hangar where you could not finish after respawning Fixed issue where Chapte
Bug Fixes & Improvements

Fixed Toxic Arrow not working
Fixed issue where A5 battle could not end
Fixed issue where the "No Wounds" option in Challenge Mode was not working
Fixed issue in the Abandoned Hangar where you could not finish after respawning
Fixed issue where Chapter 1 bugs would reach the 4th floor
Fixed issue where Target Range Challenge did not display rewards
Adjusted the user interface for the wardrobe
Original post
01 Feb 2025Developer post
v0.5.2.1 Patch Notes
Bug Fixes & Improvements Fixed an issue where clothing boxes under tables could not be picked up Fixed an issue where game controllers could not control the camera Fixed an issue where the office computer could not access emails and notes Adjusted Brute's throwing weapon soun
Bug Fixes & Improvements

Fixed an issue where clothing boxes under tables could not be picked up
Fixed an issue where game controllers could not control the camera
Fixed an issue where the office computer could not access emails and notes
Adjusted Brute's throwing weapon sound effects
Reduced zombie HP and count on Extreme Difficulty
Original post
31 Jan 2025Developer post
v0.5.2 Chapter 2, Section 1
New Content Chapter 2, Section 1 Two new mutant types: Brute and Shatterer New melee weapons: Wrench, Machete, Hammer Expanded Photo Mode with more features Several new stylish outfits Four new hairstyles Added "Rhythm" feature to the in-game phone, allowing the protagonist to po
New Content

Chapter 2, Section 1
Two new mutant types: Brute and Shatterer
New melee weapons: Wrench, Machete, Hammer
Expanded Photo Mode with more features
Several new stylish outfits
Four new hairstyles
Added "Rhythm" feature to the in-game phone, allowing the protagonist to pose or dance
Added a gym to Jodi's office
Sofas and chairs are now interactive -- sit down and take a break
Challenge Mode Mod support -- create your own challenge maps (*Tutorial and example project coming soon*)
Improvements

Aiming while crouching now allows movement
Firearms can now be slung on the back
When holding a weapon in the right hand, the protagonist can now drink or take medicine with the left hand without unequipping the weapon
Optimized protagonist's leg bone structure (May affect some mods)
Known Issues

Controller support is not fully implemented yet -- currently being worked on
How to Carry Over Equipment from Chapter 1 to Chapter 2

Load your last save from Chapter 1, reopen the elevator to the Central Lab, and your completion save will be stored -- allowing you to bring all your gear into Chapter 2.
Original post

Updates & announcements

Bug Fixes

Improvements

New Content

Improvements to Challenge Map “Fast Food Restaurant”

Other Improvements

Improvements for MOD

Bug Fixes

A quick note on MODS

Fixes

Improvements

Fixes

Night at the Graveyard

Fixes

Improvements & Balancing

Fixes

Improvements

Note for Modders

Note for Players

Fixes

Improvements & Balancing

Chapter 2 Specific Changes

What's New

Gameplay depth

Quality of Life

Heads-up (Known Issues)

A quick note on MODS

Bug Fixes

Bug Fixes & Improvements

Bug Fixes & Improvements

New Content

Bug Fixes & Improvements

Bug Fixes & Improvements

Bug Fixes & Improvements

Bug Fixes & Improvements

Bug Fixes & Improvements

New Content

Improvements

Known Issues

How to Carry Over Equipment from Chapter 1 to Chapter 2