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Catamyst

Also known as Catamyst, c, catamyst

Catamyst is an Action Roguelike that fuses science and magic to craft potions and throw them at hordes of enemies that threaten the natural world.

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Last update

23 May 2026

Original sources

Latest update

AnnouncementPublished 08 Feb 2026

v1.2.3Catamyst patch v1.2.3

This update adds Rich Presence support on Discord and Steam. This should broadcast your game to friends and show them what you're doing in game, such as your current wave. Changes Added support for Discord & Steam Rich…

2 changesGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

15updates

February 2026
Catamyst patch v1.2.2Bug Fixes Fixed a case where some enemies try to apply a Status Effect incorrectly. Fixed the Wave Modifier display not hiding when needed in some scenarios. Fixed an issue where potions would get smaller on reaching Le…Announcementv1.2.28 changesFixGameplay03 Feb 2026
Catamyst patch v1.2.1Small couple of fixes! Bug Fixes Fixed an issue where the Wave Modifier panel was not showing when starting a wave. Fixed an issue preventing Firefly-related upgrades from appearing.Announcementv1.2.12 changesFix03 Feb 2026
Hi! Catamyst v1.2 is finally here! It took a bit longer than expected as... I kept adding stuff to the update. Whoops. Anyway we're finally here and the update is out now! To start, Catamyst has a new logo! Your library…v1.232 changes1 numericFixPatch notes02 Feb 2026
December 2025
Hi! I hope all your holidays are going well - I'm hard at work on the 1.1.3 patch currently, but in the meantime I wanted to get this tiny patch out. This patch changes the rain to snow in the grove! There's also a coup…v1.1.212 changesFixGameplayPatch notes23 Dec 2025
November 2025
Hello! As I've mentioned previously, I'll be working on smaller updates more often and this is the first one! I work on these updates in my evenings after work, so I can never guarantee how often these will come out, bu…v1.1.29 changes1 numericFixPatch notes10 Nov 2025
Catamyst patch v1.1.1Small patch to fix some bugs. Something meatier coming relatively soon..! Patches Dialogue after Wave 5 won’t clash with the Special Upgrade choice. Mycellius Prime’s Vis Orb attack can now be properly defeated. Map But…Announcementv1.1.12 changesMapsGameplay03 Nov 2025
October 2025
Catamyst v1.1 is finally here! Catamyst has received a major update and it's finally yours to play! To celebrate the release, Catamyst will be 50% off for the next week! Expect a ton of improvements, polish and some new…v1.146 changes1 numericFixPatch notes24 Oct 2025
It's finally time to return to the grove. Catamyst v1.1: releasing on October 24th! This update contains a bumper pack of new Potions, Catalysts and Upgrades alongside some pretty significant reworks to some of the game…v1.125 changesGameplayBalancePatch notes19 Oct 2025
September 2025
Just popping in to quickly tell you about the next Catamyst update... v1.1: Part One I wanted to let y'all know what's going on with the 1.1 update. Since announcing the update, I've started full time work and so my tim…v1.110 changesBalanceGameplayPatch notes01 Sept 2025
May 2025
Long time no see! (like... 7 months.. oops) We're almost coming up to Catamyst's one year anniversary so it's time to announce some updates for the game. You may know that I've been working on my final year of universit…4 changesPerformanceGameplayPatch notes15 May 2025
October 2024
v1.03 - Happy (nearly) Halloween! Here's a few bug fixes to keep the game running smoothly. More to come soon! This patch is primarily to handle a major bug with the "Artifact Ban" hex. In other news, we're now posting…v1.0311 changes2 numericFixPatch notes25 Oct 2024

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