Undertale 10th Anniversary Playable Build

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3.6k
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Comments (47)

What do you think?
CloverShott @CloverShott

It says this has a virus

Zyico @Zyico

I think for the gaster door since they didn't go into you should use what they did for this video by Undertale Lost Content Archive

https://www.youtube.com/watch?v=k6gaQLTUwWQ&ab_channel=UndertaleLostContentArchive

EighteenLetterName @EighteenLetterName

THERES 50 FOLLOWERS

billllllllllllllllllllll @billll

they released the sprites on spriters resource if you need em https://www.spriters-resource.com/pc_computer/undertale/asset/481845/

e c k s t a t @Eckstat

hyped asf to see this! please add stuff that wasnt there like dialogue for noelle, it would be pretty cool imo

Free

Undertale 10th Anniversary Early Build (DISCONTINUED)

Version: 1.0.06 days ago
Read our last post to see everything in the build and some advices.

Work in progress, check all the posts and the latest devlog to stay tunned!

#undertale #fangame #Undertale10thAnniversary

Development Stage
Early Access
Engine/Language
Undertale Mod Tool
Published On
September 26, 2025

all-ages
Mild Cartoon Violence
Mild Fantasy Violence
Animated Bloodshed
Alcohol Reference
Drug Reference
Comical Shenanigans

Someone is creating various accounts only to follow the game to get the build. L.

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Undertale 10Th Anniversary Build Devlog 3 - Good news!

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Undertale 10th Anniversary Build Devlog 2 - Second day updates

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Undertale 10th Anniversary Build Devlog 1 - Updates from the starter day

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Sup guys! Im new to modding the game, its my first time modding it with a big project like that, so its not going to be fast, it will take a while, and i have school, so ill make it as i can, dont expect it to be fast, but ill try my best!

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Alright, starting right now with old home!

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Hey guys! Comment on this post which areas yall want for me to make first to release in the early build.

1- Old home (with the post pacifist epilogue and new home variation)

2- Sans pacifist battle

3- Hotland school/Waterfall ocean area.

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Then every 100 followers we get, ill release everything i made, till i finish it. We have a preview time of 1 month till its 100% finished with everything exactly like the stream version, then ill start my other projects, revealing soon <3

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Sup guys! I dont thought we could hit 50 followers so fast, but as things are going, we will hit it probably today or tomorrow, so im starting the development right now, at 100 followers ill release a demo build with everything i made.

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