Steam

The Donnerwald Experiment

Also known as The Donnerwald Experiment, de, donnerwald experiment

A mature dreampunk RPG with German folklore, demons galore, interactive combat mechanics and more!

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Last update

9 Jun 2026

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Latest update

StorePublished 30 Mar 2026

Steam's new Pricing System & Potential Future Updates

Hey everyone, Steam has recently released an update that calculates the converted cost of games based on 'purchasing power'. I decided to try out this new system for The Donnerwald Experiment and The Murder Hotel. Most…

4 changesGameplayBalance

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Update history

Browse past updates and patch notes for this game.

20updates

September 2025
Hey, everyone! As you may know, I've spent the past three years working on The Murder Hotel. Technically, this game is a prequel to The Donnerwald Experiment because it features the same antagonists and recounts events…2 changesBalanceStore01 Sept 2025
May 2025
Hey, everyone! It's been a while since my last update on The Donnerwald Experiment (TDE). As you might have guessed, I've been busy working on The Murder Hotel (TMH), which is slowly getting closer to its release date t…7 changesGameplayWorkshopPatch notes18 May 2025
November 2022
1.2.12 ReleaseThis is the last update before I work on Chapter 4. -Fixed Bonus Chapter showing the Dream Maschine as broken. -Reduced Motion Blur amount when Alentura is chasing in her unstable form. Sir Hennryk: -Nerfed Axe Throw fr…Announcementv1.2.125 changesFixBalance16 Nov 2022
October 2022
Gameplay: -Luka's "Angel's Kiss" ability can now be used multiple times, but applies a cooldown debuff on the target character (3 turns). -Luka's Gri Groove now also heals by 2 (in additional to healing the skeleton by…v1.2.114 changesFixBalancePatch notes15 Oct 2022
July 2022
Gameplay: -Jasmine can now use her new toy in Chapter 3. Requires her going on a nightly date with William. -Red Potions: Different ingredients now give +2 HP instead of just +1. -Shooting Marx' Railgun no longer costs…v1.2.102 changesFixBalancePatch notes17 Jul 2022
May 2022
1.2.09-Fixed a rare softlock if you remove Jasmine from your party during the treasure hunt quest and encounter Sir Hennryk.Announcementv1.2.091 changeFix08 May 2022
April 2022
1.2.8 Release-Redroom: Defeating Nimarus and talking to Alentura no longer shows the End of Demo message. -Redroom: Johanna no longer sits on the chair when it's already occupied by another Johanna. -Fixed Hennryks Tree Attack (as a…Announcementv1.2.81 changeFix24 Apr 2022
1.2.6 Patchnotes-Second Pact ability is now selectable between Chapter 3 Day1 and Day2. -Bonus Chapter is now available again. -Kaltstein's water lever during the chase is no longer skippable -Train Attack is no longer a bit buggy with…Announcementv1.2.61 changeMaps07 Apr 2022
March 2022
1.2.5 Patchnotes-Second Pact ability is now selectable between Chapter 3 Day1 and Day2. -Bonus Chapter between Chapter 2 and Chapter 3 is now available again.Announcementv1.2.51 changeGameplay22 Mar 2022
1.2.4-Ghostcrabs and other enemies that can skip their turn now display a "Does Nothing" message again. -Fixed Marx not showing the heart animation after the dance. -Fixed Bernhard joining you depening on Jasmine's friendshi…Announcementv1.2.41 changeFix20 Mar 2022
1.2.3-Added finished icons for Frozen Debuff, Wrench Upgrade, Earthquake Upgrade, Gri-Groove Skill -Timeline: Fixed Jasmine not having enough friendship points. -Fixed many text passages up to Kaltstein Chapter 3.Announcementv1.2.31 changeFixBalance20 Mar 2022

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