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Undertale Promise @utpromise.bsky.social · 29/09/2026

September Devlog now on Gamejolt! #Undertale #UndertaleYellow gamejolt.com/p/september-...

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Undertale Promise @utpromise.bsky.social · 25/08/2026

August Devlog out now on Gamejolt! gamejolt.com/p/august-dev... #Undertale #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 04/08/2026

Just a compilation of some older content from the demo #Undertale #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 30/06/2026

No devlog for June, though I've begun implementing the spoiler bullet patterns #Deltarune #Undertale #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 01/06/2026

Minor devlog for the month: gamejolt.com/p/may-devlog...

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Undertale Promise @utpromise.bsky.social · 30/04/2026

Very minor devlog for this month, devlog banner art esoterically related gamejolt.com/p/april-devl... #Undertale #UndertalePromise #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 26/02/2026

New devlog! Going to queue-up more potential playtesters too just in case: gamejolt.com/p/february-d... #Undertale #UndertaleYellow #UndertalePromise

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Undertale Promise @utpromise.bsky.social · 30/11/2025

New devlog out! There's a gif too big to upload at: gamejolt.com/p/november-d... #Undertale #UndertaleYellow #UndertalePromise

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Undertale Promise @utpromise.bsky.social · 17/08/2025

A new devlog is out! This will cover the more common structural feedback regarding the demo and will briefly talk about what comes next! gamejolt.com/p/august-dev... #Undertale #UndertaleYellow #UndertalePromise

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Undertale Promise @utpromise.bsky.social · 16/08/2025

v9 has been released (spoilers link), minor readability changes for one encounter and some fixes gamejolt.com/p/demo-v9-is... #Undertale #UndertaleYellow

gamejolt.com

Game Jolt - Share your creations

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Undertale Promise @utpromise.bsky.social · 16/08/2025

www.youtube.com/playlist?lis... Released most of the major OST tracks from the demo on Youtube. I'm mostly seeking specific feedback on any tracks that have obvious problems to improve the baseline tracks #Undertale #UndertaleYellow #UndertalePromise

youtube.com

Undertale Promise OST - YouTube

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Undertale Promise @utpromise.bsky.social · 15/08/2025

A patch has been released (spoilers link), mostly bug fixes gamejolt.com/p/demo-v8-is... #Undertale #UndertaleYellow

gamejolt.com

Game Jolt - Share your creations

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Undertale Promise @utpromise.bsky.social · 14/08/2025

Undertale Promise's Demo is releasing tomorrow (15 August) at 6pm UTC+1 on Gamejolt (gamejolt.com/games/Undert...)

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Undertale Promise @utpromise.bsky.social · 13/08/2025

2 days to the demo's release! New discord server is up at discord.gg/qTSeFT2WDZ too. #Undertale #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 06/08/2025

Unlike what I've planned before, I'm going to aim to release a public demo next week. Full devlog here: gamejolt.com/p/august-dev... #Undertale #UndertaleYellow

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Undertale Promise @utpromise.bsky.social · 30/06/2025

New devlog: gamejolt.com/p/june-devlo... Wanted to release it with the next milestone, but that will be a while more, I think, so here's one now. #UndertalePromise #UndertaleYellow #Undertale

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Undertale Promise @utpromise.bsky.social · 20/05/2025

the creature is finally in the game

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Reposted by Undertale Promise

Undertale Plus @undertaleplus.com · 25/04/2025

A new devlog is now out for you Undertale Plus devlog enjoyers gamejolt.com/p/undertale-...

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Undertale Promise @utpromise.bsky.social · 04/04/2025

New devlog out at gamejolt.com/p/april-devl... Here's a teaser for one of the new minigame engines! #undertale #undertalepromise #utyfeed

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Undertale Promise @utpromise.bsky.social · 26/02/2025

Just a quick status update! Progress has been slow because the school term is kicking in. Not much to see for now, as most of the recent work was also focused on one or two rooms (very tricky minigame). #UndertaleYellow #UTYFeed #UndertalePromise

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Undertale Promise @utpromise.bsky.social · 18/10/2024

(1/2) Hi bsky! Tidbits and devlogs will be posted on both platforms for now. For anyone who saw this project for the first time, hi! This account will post dev updates for #UndertalePromise, a fangame prequel to #UndertaleYellow (and by extension, #Undertale)

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