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Steam News7 December 20257mo ago

Open Beta V0.3.6.b just got released!

We're excited to announce that the new Beta update v0.3.6.b is now live on Open Beta branch! Caution: This is a Beta update. It could contain bugs and may rarely undergo heavy changes.

Full notes

Full Heat Death: Survival Train update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes6 additions8 changes0 removals
  • Compatibility
  • Gameplay
  • Balance
  • Events
  • Performance
addedWe're excited to announce that the new Beta update v0.3.6.b is now live on Open Beta branch!
changedCaution: This is a Beta update. It could contain bugs and may rarely undergo heavy changes. If no problem, it will be promoted to production version after a while.
changedChangelog compared to previous Open Beta update:
changedNew Prologue: Experience a brand-new prologue where you can control a fully built train! This section marks the beginning of our complete story overhaul, which we will continue in upcoming updates. Please note: You must start a new game to experience this new content.
addedNew Stackable Chests: You can now stack chests on top of each other! To help with organization, the chest body now displays the first item inside, making it easier to manage your inventory.
addedNew Light Module: A new, brighter, and larger wall-mounted light module is now available to unlock and build for your train.

Heat Death: Survival Train changes

addedWe're excited to announce that the new Beta update v0.3.6.b is now live on Open Beta branch!
changedCaution: This is a Beta update. It could contain bugs and may rarely undergo heavy changes. If no problem, it will be promoted to production version after a while.
changedChangelog compared to previous Open Beta update:
changedNew Prologue: Experience a brand-new prologue where you can control a fully built train! This section marks the beginning of our complete story overhaul, which we will continue in upcoming updates. Please note: You must start a new game to experience this new content.
addedNew Stackable Chests: You can now stack chests on top of each other! To help with organization, the chest body now displays the first item inside, making it easier to manage your inventory.

We're excited to announce that the new Beta update v0.3.6.b is now live on Open Beta branch!

Caution: This is a Beta update. It could contain bugs and may rarely undergo heavy changes. If no problem, it will be promoted to production version after a while.

If you come from previous production version and want to experience a solid continuation of that, you should wait for it.

Changelog compared to previous Open Beta update:

  • New PrologueExperience a brand-new prologue where you can control a fully built train! This section marks the beginning of our complete story overhaul, which we will continue in upcoming updates. Please note: You must start a new game to experience this new content.
  • New Stackable Chests: You can now stack chests on top of each other! To help with organization, the chest body now displays the first item inside, making it easier to manage your inventory.

  • New Light ModuleA new, brighter, and larger wall-mounted light module is now available to unlock and build for your train.
  • New Window ModulesYou can now further customize your train using two new window modules. These can be unlocked after reaching the mountain side station.
  • Graphical Improvements: We've made improvements to the game's graphics, which should result in a sharper overall look.

  • New StickerA new sticker has been added to the underground mountain station!
  • New Snow ParticlesWe've changed the snow particle effects. They should now look much denser and more realistic.
  • Destroyed Engine Indicators: When your engine breaks, you will now be alerted with a full-screen error notification on the train control panels. Additionally, you will see smoke particles coming from the damaged engines.

  • Enemy AI Change: Damaging enemies now alerts them, making combat more reactive.

  • Performance Optimizations: We've made several optimizations and tweaks that should result in slightly smoother gameplay in certain areas.

  • Various Bug Fixes and Tweaks

To opt into the beta version, please follow these steps:

  1. Open your Steam library and right-click on "Heat Death: Survival Train."
  2. Select "Properties," then go to the "Betas" tab.
  3. From the drop-down menu, select "openbeta - Open beta." As always, we greatly appreciate your feedback and support. Thank you for being part of this journey with us!

Source

Steam News / 7 December 2025

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