Rusted Moss

Emlisehappysquared, sunnydaze · PLAYISM

Released
Apr 11, 2023
Platforms
Last updated
Wishlist on SteamAdd it on the Steam store page. Opens in a new tab.

Updates & announcements

20 posts
  1. Developer post

    Iron Bramble's Demo is Out Now! A New Game from the devs of Rusted Moss!

    The demo for Iron Bramble is available now! Can't make it to Tokyo Game Show this year but still want to get your hands on Iron Bramble? Look no further! This demo lets you experience the game's core mechanics across its first two areas, giving you a taste of its momentum-based e

  2. Developer post

    Iron Bramble - Coming to Steam in 2027!

    Hello everybody! Wishlist Iron Bramble to support us now! (I’m just going to lead with this while I still have your attention before I senselessly ramble on.) Very excited to finally be able to publicly talk about Iron Bramble, a new grappling hook metroidvania that we’ve been wo

  3. Developer post

    Future of Rusted Moss (and things we are working on)

    Hello everybody! I'm happysquared, one of the developers of Rusted Moss, here to give some news. Well, more of an announcement of an announcement (people definitely love those right? /s) So here it is: We are currently working on a spiritual successor to Rusted Moss! (stay tuned

  4. Developer post

    Rusted Moss Merch Store Holiday Sale!

    Hello everyone! To celebrate the holiday season the Rusted Moss merch store will have a storewide discount of 20% for the rest of the month. Visit to get your official merch! Happy Holidays! PLAYISM Visit the PLAYISM Website PLAYISM Publisher Page Follow us on X Follow us on Blue

  5. Developer post

    Get your Rusted Moss merch! and...new major console update!

    Hey all! We just opened up our online store: This is your chance to grab some Rusted Moss Merch! We have shirts, mugs, postcards, and a hat! Major Console Update Thank you all for your patience and support! We're incredibly excited to finally update the Nintendo Switch, PS5, and

  6. Developer post

    In-Game Palette Editor

    Easy to use in-game palette editor! We had previously posted how to change Fern's colour palette. And also made a quick guide. But... it wasn't the easiest thing to fiddle around with. So, our community has outdone us once again. Huge thanks to Snowill for creating a mod that eas

  7. Developer post

    3.94 Hotfix Patch Notes

    July 25, 2025 - Hotfix Patch Notes Build ID: 19350380 Thank you all for playing Rusted Moss ! We have rolled out a spring cleaning hotfix which fixes some issues as well as adds some QoL features. Bug fixes and Changes Fixed bug where character respawns in wall Fixed an issue whe

  8. Developer post

    Rusted Moss Multiplayer!

    Excited to share that Harlem512 has created a mod that lets you play Rusted Moss with your friends! Get started by checking out their steam guide here: Playing Rusted Moss with Friends Harlem512 also created Rusted Moss Mod Loader and has a guide on using and making other Rusted

  9. Developer post

    Rusted Moss full soundtrack now available!

    Some people might have noticed our soundtrack disappear off Spotify recently. We had removed it in order to update the album with the new tracks from the latest updates. Rusted Moss OST (Spotify) You can help support sunnydaze by purchasing the soundtrack! Rusted Moss OST (Steam)

  10. Developer post

    Rusted Moss Winter Update is out!!

    Thank you all for the patience and support! Hope you enjoy the final update of Rusted Moss. This update introduces two new areas and boss fights! Also included in this update: Bug fixes for Ameli Boss rush related bug fixes Removed some dialogue from Ending D to better match with

  11. Developer post

    Get Started with Modding!

    Image: Playing as a really tiny Fern is no longer an impossible dream Harlem512’s Documentation on Modding Rusted Moss: Have you ever wanted to have a mini map while playing the game? Custom Maya and Ameli palettes to go along with your custom Fern? Be chased by a deadly worm for

  12. Developer post

    Winter Update Delay - End of Feb

    Hey all! Our winter update is getting delayed to the end of February. Development is more or less complete though we need a little bit more time for it to go through QA. Sorry about that and thanks for your patience! PLAYISM Visit the PLAYISM Website PLAYISM Publisher Page Follow

  13. Developer post

    Rusted Moss - Winter Update Announcement!

    We have an unexpected update coming out this winter. Probably January. Take a look at the teaser to see what you can look forward to! (This update was kinda unplanned. We were messing around with lighting systems and accidentally made a bunch of rooms in our experiments. Oops.) P

  14. Developer post

    Rusted Moss - Player Skill Showcase

    Check out some of our best players showing off their skills in our latest content update we released earlier this year! When we released the free DLC update, we also asked players on our discord to submit their clips so we could make a montage of it. We sent a postcard to each pl

  15. Developer post

    Halloween Update - Ameli is here!

    Happy Halloween everybody! Please welcome the great witch Ameli as our third playable character to Rusted Moss! Also here are some bug fixes we also addressed in this update: Bonus DLC: Enemies stuck in top ceilings fixed Bonus DLC (hard mode): Red velvet corridor room transition

  16. Developer post

    New Update: Redesigned boss fight (SPOILERS!!)

    This patch contains a completely reworked boss fight. Details in the spoiler section. Bug fixes: Removed slopes from some rooms in bonus content as they were causing collision problems for enemies. Reworked boss: Robin, the Beloved Child (aka Puck) Ending D speedrun mode achievem

  17. Developer post

    1.61 Hotfix Patch Notes

    August 22, 2024 - Hotfix Patch Notes Build ID: 15454256 Thank you all for playing Rusted Moss ! We have rolled out a hotfix which fixes an error that caused the game to crash if any mods were enabled. Bug fixes Fixed an error within mod-manager code that caused the game to crash

  18. Developer post

    1.60 Hotfix Patch Notes

    August 16, 2024 - Hotfix Patch Notes Build ID: 15389557 Thank you all for playing Rusted Moss ! After hearing your feedback and bug reports, we have rolled out a hotfix which fixes several bugs that were affecting the playability of the game. Bug fixes Fixed enemies getting stuck

  19. Developer post

    10 Book Recommendations with Creepy Fairies

    Can’t get enough of faerie stories? Curious about the inspirations behind Rusted Moss? Check out these stories depicting the fae, from the capricious to the malevolent! In no particular order: 1) 50 Ways to Leave Your Fairy Lover by Aimee Picchi ( Read here ) Sweet and humorous,

  20. Developer post

    1.37 Hotfix Patch Notes

    July 26, 2024 - Hotfix Patch Notes Build ID: 15158019 Thank you all for playing Rusted Moss ! We've implemented the last of the remaining changes that were introduced in the "Mod support added + 1.35 Hotfix" patch notes as well as a mod update. Bug fixes Fixed Look around mode re