Steam

Chain Letter

Also known as Chain Letter, chain letter, chain-letter

《Chain Letter》 is a grid-based control roguelite defense game. Unlock and combine friend skills with unique commands to build your own setup and hold back the oncoming demons.

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Last update

19 May 2026

Original sources

Latest update

AnnouncementPublished 20 Jan 2026

Demo Reopen Announcement

The Chain Letter demo is back online! Please try the updated demo and let me know what you think. I decided to reopen it a bit earlier than planned so I can gather more balance feedback, bug reports, and general impress…

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Latest updates

Update history

Browse past updates and patch notes for this game.

8updates

December 2025
First, I replaced the game description and capsule art. I also revised the description across several languages to make it more consistent, since some of them were a bit rough. As for the capsule art, I felt the previou…1 changeGameplayPatch notes30 Dec 2025
We’ve begun a major overhaul of Chain Letter.We’ve begun a major overhaul of Chain Letter. We’ll be removing most elements that don’t align with the core gameplay, and we’re reworking the game from the ground up with a focus on a simpler, more streamlined experien…Announcement1 changeGameplay22 Dec 2025
August 2025
Challenge Mode Added to the Chain Letter Demo 🎯Hello! We’ve just added a brand-new Challenge Mode! 🎉 In Challenge Mode, you can: ✨ Try out classmates and skills that were locked in the demo 🔥 Take on two types of bosses in Time Attack and Kill Count rankings! ⚠ Wa…Event2 changes08 Aug 2025
📢 Chain Letter Demo v0.2 Update! Hi there! I'm Moogugoo, the developer of Chain Letter. The demo has returned with big improvements in version 0.2! Here’s what’s new in this update: 🎨 Character Art Renewal The main ch…v0.23 changesGameplayMapsStore06 Aug 2025
July 2025
Intro and Character Art Rework in Progress!We’re currently reworking the intro and character art, which we felt were too static and lacked impact. It seems these elements have had a negative effect on the demo and possibly on the overall game experience as well…Announcement2 changesGameplay30 Jul 2025
Several Bugs in the Chain Letter Demo Have Been Fixed!-Several Bugs in the Chain Letter Demo Have Been Fixed!- Hello Chain Letter players! We've updated the Chain Letter demo based on the feedback we received during the demo period. Fixed an issue where tutorial inputs wer…Announcement7 changesFixGameplay19 Jul 2025
Hello everyone!ːsteamhappyː We're excited to share that the demo for Chain Letter is now officially available on Steam! This demo lets you explore the opening part of the story and try out our unique blend of rhythm, de…2 changesGameplayStore18 Jul 2025

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