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UNDERTALE: Multiplayer

UNDERTALE: Multiplayer has 212 players in game (RBLXDB reading, 07:07 UTC). Its universe ID is 10625742896 and its place ID is 135172403389029. RBLXDB ranks it #2,078 of the 3,921 games we track. It is currently declining — down 45% across our readings since 2026-10-17.

▶ Play UNDERTALE: Multiplayer now Codes (2)☆ Follow

by Awar_T396 playing now1,824,934 visits19,753 favouritesAll

43324h peak

9.3 minAvg session

The last seven days

296Average players

294Typical (median)

6857-day peak

58/100Stability

UNDERTALE: Multiplayer averaged 296 players an hour over the last seven days, 20% below the same day a week earlier. Its busiest reading was 685 and its typical hour 294 — a gap that wide means the game runs on spikes rather than holding a steady crowd. Stability 58/100 is simply 100 minus how much its player count varied (42%, standard deviation over the mean), across 160 hourly readings since 17 October.

UNDERTALE: Multiplayer in the RBLXDB database

#2,078RBLXDB rank by players

10.8favourites per 1,000 visits

Game IDs

Universe ID

10625742896

Place ID

135172403389029

Join a UNDERTALE: Multiplayer server

Live public servers, straight from Roblox. Tap Join to drop into that exact server — you’ll need to be signed in to Roblox in this browser.

How UNDERTALE: Multiplayer is doing

71% of players like it4,682 up · 1,881 down

Player count trend

212 players · 07:00 UTC (latest reading)

07:0007:00

25 hourly readings. Ranged 126 to 433 players — a spread of 243.7%. The axis starts at 89, not zero, so the movement is visible; read the labels rather than the steepness. Longer ranges unlock as history builds: we have 7.1 days so far.

Since 2026-10-17 our snapshots have moved from 385 to 212 concurrent players — down 173 (-45%) across 163 readings taken every six hours.

Working UNDERTALE: Multiplayer codes

THANKYOUUnconfirmedFrom a public list. This game does not publish its codes anywhere we can read, so the only way it gets confirmed is a player telling us.Working
1MVISITSUnconfirmedFrom a public list. This game does not publish its codes anywhere we can read, so the only way it gets confirmed is a player telling us.Working

Codes are pulled from the game's own updates and reviewed before they appear here. A code flips to expired automatically when the developer removes it.

About UNDERTALE: Multiplayer

EVER WANTED TO PLAY UNDERTALE (AND FANGAMES) WITH FRIENDS??? WELL NOW YOU CAN! CODE "1MVISITS" for 100 free coins. Thumbnail by: @kouvan_ Thank you!

Official UNDERTALE: Multiplayer links

Straight from the developer’s own experience page — where codes and update news usually land first.

Discord ↗

What UNDERTALE: Multiplayer sells

early access (roaring knight)49 R$
unlimited renames.99 R$
jukebox.149 R$
roaring knight character.399 R$
shorter revive time. (10 seconds)399 R$
no healing attacks.399 R$
infinite pie. (unlimited uses)499 R$

Every game pass UNDERTALE: Multiplayer currently has on sale. Roblox takes 30% of each sale, so a 499 R$ pass leaves the developer about 349 R$. Work out any price with our Robux tax calculator.

How to get every badge in UNDERTALE: Multiplayer

beat outertale asriel.Mythic · under 0.1%
beat mettaton neoMythic · under 0.1%
beat merciless asgore. (lunatic)Mythic · under 0.1%
beat outertale flowey.Mythic · under 0.1%
beat last breath.Mythic · under 0.1%
beat outertale alphys.Rare · 0.10%
beat merciless asgore. (normal)Rare · 0.10%
beat yellow flowey.Rare · 0.20%
met the creator.Rare · 0.30%
beat merciless ceroba.Rare · 0.40%
beat merciless axis.Rare · 0.40%
beat seven souls phase 2Rare · 0.40%

12 of the 25 badges we track for UNDERTALE: Multiplayer. Rarest first — the percentage is the share of players who have earned each badge, straight from Roblox. Anything rarer than a tenth of a percent is reported as "under 0.1%", because that is where Roblox stops counting.

UNDERTALE: Multiplayer questions

How many people play UNDERTALE: Multiplayer?

Right now UNDERTALE: Multiplayer has 396 players in game, with 1,824,934 total visits all-time. The counter on this page refreshes automatically from the Roblox charts.

What is the game ID for UNDERTALE: Multiplayer?

The universe ID is 10625742896 and the place ID is 135172403389029. The place ID is what joins the game directly; the universe ID is what APIs and tools use.

How do I redeem codes in UNDERTALE: Multiplayer?

Look for a codes, shop or Twitter-bird button in the game's menu, paste a code exactly and confirm. Codes on this page are pulled from the game's own updates and flip to expired automatically when the developer removes them.

Are the badges in UNDERTALE: Multiplayer still obtainable?

Badge lists come straight from the Roblox API, so everything shown below exists in the game — though some badges are event-locked or retired by the developer. The badge description usually says how to earn it.

UNDERTALE: Multiplayer player reviews

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All games like UNDERTALE: Multiplayer →

Player counts and badges refresh automatically from the Roblox API. While you are in UNDERTALE: Multiplayer, grab a working music ID for your boombox or browse more trending games.

All UNDERTALE: Multiplayer codes → · Rarest badges → · Events calendar → · Live player stats → · Roblox promo codes → · Music IDs for your boombox →