
🛠️ UnderRail update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
March 2026
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3/10Tue📢 AnnouncementUnderrail 2: Infusion - Dev Log #16: Targeting and Projectiles
Hi guys,In this dev log I want to go over the changes that I’ve made to the ranged weapon targeting system, which could also be called the projectile attack system.This is the system that is used prim…
February 2026
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2/18Wed🛠️ Patch / update v1.3.1.2Patch 1.3.1.2
Version 1.3.1.2 UIYou can now reset the custom difficulty sliders to any of the presetsBugsHealing cooldown is now properly set for all difficulty presetsFixed the bugged psi crit bonus text on certai…
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2/14Sat🛠️ Patch / update v1.3.1.1Patch 1.3.1.1
Version 1.3.1.1 Bugs Fixed the bug that caused the difficulty setting carry weight capacity modifier to be rounded upFixed the wonkiness of the horizontal option scroll bars used in custom rules and o…
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2/13Fri📢 AnnouncementDev Log #75: Custom Difficulty and Console
Hi guys,We've added a custom difficulty option (Mutant) in the game that you can use to configure the various parameters to your liking.If you want to play with Dominating's enemy distribution, but do…
December 2025
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12/30Tue🛠️ Patch / update v1.3.0.17Patch 1.3.0.17
Version 1.3.0.17 Fixed the character outlining issues Beast of Burden specialization fixed
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12/18Thu🛠️ Patch / update v1.310-Year Anniversary Update (v1.3) (Dev Log #74)
Hi guys,It has been 10 years since Underrail hit its 1.0 version. In celebration, we're releasing a small but important update that touches up the game's visuals and delivers an extra weapon to the He…
October 2025
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10/31Fri📢 AnnouncementUnderrail 2: Infusion - Steam page is up! Wishlist now!
UnderRail 2: Infusion Steam page is official up, so you can go ahead and wishlist the game! Also, check out our new 10 minute gameplay video on the store page or on Youtube:We plan to release the game…
October 2023
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10/12Thu✨ New content v1.2.0.0Dev Log #73: Version 1.2.0.0 and the incoming DLC
Hi guys, In preparation of the coming release of Heavy Duty DLC (which you can wishlist now) we are pushing version 1.2.0.0 out on the main branch today. In one of the dev logs back in 2022, I hinted …
September 2023
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9/29Fri✨ New contentAnnouncing Underrail: Heavy Duty DLC
Hi guys, It is our pleasure to announce a second DLC called "Underrail: Heavy Duty." This DLC focuses primarily on three new weapon types - light machine gun and minigun, both of which fall under a ne…
December 2022
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12/20Tue📢 AnnouncementLimited Edition Rathound Plushie
Hey guys, We've partnered up with Makeship to produce bespoke Rathound plushies that can be yours for the low price of $27.99. This is once in a lifetime opportunity and, unfortunately, all unpurchase…
February 2022
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2/22Tue📢 AnnouncementDev Log #72: Steam Deck Preparations
Hi guys, Today we're pushing the 1.1.5.6 version to the main branch. If you missed the original release on experimental, you can check out the previous dev log, as well as subsequent patch notes, to s…
January 2022
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1/31Mon📢 AnnouncementDev Log #71: New Year's Resolution
Hi guys, Today we're releasing our last major free content update for Underrail. It's been just a bit over six years since the full release of the base game, and I think that's a nice and round number…
June 2021
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6/30Wed📢 AnnouncementDev Log #70: Method and Madness
Hi guys, We're rolling out a new content update. The main features of this update are new psi abilities for the three psionic schools of the base game, new items, and an alternative entrance into the …
February 2021
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2/26Fri🛠️ Patch / update v1.1.3.0Dev Log #69: Crossing the Styx (1.1.3.0)
Hi guys, We're rolling out a new content update. It's going to be a somewhat weird update because the main bulk of the content is centered around something that is not part of a mainstream playthrough…
September 2020
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9/1Tue📢 AnnouncementDev Log #68: The Psi Question
Hi guys, On September 7th the psi update will be release on the main branch, but before that happens I want to briefly address this controversial change again and also offer a compromise. First I'd li…
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.