Public Undertale Discord Servers!

A Sans AU/Undertale Server, Semi-NSFW, Welcome for all LGBTQIA+, etc Join If you will :D We need more members! Wish you all good luck!!

Join the Underground Tavern! Here, you may find: A home. — Many bots for your entertaining. — 70+ roleplay channels!

DeltaVerse is a hang out and community server based on 2015 indie game UNDERTALE and 2018 indie game DELTARUNE (and roleplay server although optional) Remember to follow the rules and stay determined

I don’t know what to put here but if you join you can chat with me or other people (cause my server is very small) so yeah pretty much a server where you can rp, look at memes, and drawings, and ap...

15+ ONLY SERVER! Please don't join if you're under 15 This is a new server that I created for all of the “weird kids” that never grew out of their Undertale phase. It's NOT just a roleplay server b...

We are an Undertale/Deltarune rp group in which muses from either game can interact freely, or can stick to canon timelines. We are only accepting members through application, but welcome you to co...

LA PANDILLA DIVERTIDA Este servidor es para hablar con mas personas / jugar con mas personas, Tenemos nuestra propia economía con UnbelievaBoat Tenemos varios bots de diversión, también tenemos el ...

Looking for an Undertale/Deltarune ERP server? Looking for a server where you can be horny all you want in rps? Looking for nude Toriel, Susie, Alphys, Temmie & Undyne action? Come on down! We're a...

Hello! This is a Undertale, Underverse themed server. You may chat, roleplay, talk about your interests, and whatever else. And it has quite the Space for you!

Welcome to my small community for people that like to chill and talk. We have a friendly group of people that will lestin to you if you need to get something off your chest. We appreciate your visi...

Greetings, I'm CORE Frisk. and this is the OMEGA TIMELINE. We are hiring mods/admins.. feel free to try out.

Hey, this is a fan-made Discord group for UT! Here, you can meet fellow people who LOVE UT as much as you do! You can RP, show off your art/OCs, and more! Join us today~

a peaceful community mainly for undertale community members! featured by Demo-Cezar, an animator on youtube!

Rejoins le 2e plus grand serveur Discord Undertale communautaire et RP de France !

Merhaba. Bir rp sunucusumu arıyorsun? O zaman ne bekliyorsun! Sunucumuza gel ve aramıza katıl. Sınırsız davet linki: https://discord.gg/pwqjGuBYPA

This is an 18+ fan-made Undertale server. There is little to no censorship. Come in for fanfic beta-reading, art critique, and roleplay. All alternative universes are allowed.

An unofficial Undertale server.

A SFW server is dedicated to chatting with others and having fun. Our server is a space themed Undertale server and we're welcoming to all sorts of individuals (Ex. Systems, Fictionkins, Otherkins,...

The Somewhat offical Flowey FanClub! I only say somewhat because the owner of the subreddit for this didnt say no to this. ehehe? But regardless this is the place for you if you enjoy undertale or ...

In the CORE, you can freely discuss theories/headcanons about Undertale and now Deltarune, share related art and other media among the community, or just chill and chat or roleplay. We're a pretty ...

Hello, I'm Blue! The owner of The Undertale Server. This is a safe-place to talk about Undertale and other likes!

Just a little Undertale community server I made. Lots of channels for chatting, posting memes, self-promo, art, music and much more! Feel free to join!

We Are Just A Simple Undertale AU roleplay Server!

Just a new roleplay server, feel free to drop bye and say hello!, read the rules when you join. when roleplaying you don't have to have long replied but don't just do one word unless you literally ...