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[UPD 1.29] UNDERTALE Fight!

[UPD 1.29] UNDERTALE Fight! has 2,211 players in game (RBLXDB reading, 06:18 UTC). Its universe ID is 10770934840 and its place ID is 90611980824716. RBLXDB ranks it #544 of the 4,300 games we track. It is currently brand new — up 3% across our readings since 2026-10-23.

▶ Play [UPD 1.29] UNDERTALE Fight! now ☆ Follow

by Rhino's Studios2,211 playing now5,650,989 visits149,414 favouritesAll

4,32324h peak

14.7 minAvg session

The last seven days

5,153Average players

4,995Typical (median)

10,8697-day peak

63/100Stability

[UPD 1.29] UNDERTALE Fight! averaged 5,153 players an hour over the last seven days, 20% below the same day a week earlier. Its busiest reading was 10,869 and its typical hour 4,995 — a gap that wide means the game runs on spikes rather than holding a steady crowd. Stability 63/100 is simply 100 minus how much its player count varied (37%, standard deviation over the mean), across 193 hourly readings since 28 October.

[UPD 1.29] UNDERTALE Fight! in the RBLXDB database

#544RBLXDB rank by players

#475in Battlegrounds & Fighting (of 249)

20 dold

Todaylast updated

282,549visits per day since launch

26.4favourites per 1,000 visits

Game IDs

Universe ID

10770934840

Place ID

90611980824716

Join a [UPD 1.29] UNDERTALE Fight! 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 [UPD 1.29] UNDERTALE Fight! is doing

97% of players like it89,293 up · 2,546 down

Player count trend

2,211 players · 06:00 UTC (latest reading)

07:0006:00

28 hourly readings. Ranged 2,097 to 4,323 players — a spread of 106.2%. The axis starts at 1,830, not zero, so the movement is visible; read the labels rather than the steepness. Longer ranges unlock as history builds: we have 11.5 days so far.

Since 2026-10-23 our snapshots have moved from 2,142 to 2,211 concurrent players — up 69 (+3%) across 320 readings taken every six hours.

About [UPD 1.29] UNDERTALE Fight!

❤️ Fight 100% accurate enemies from UNDERTALE, DELTARUNE and other fan games! • Features 50+ boss and monster fights: Sans, Undyne the Undying, Papyrus, Mettaton, Muffet, Asgore, Jevil, Decibat and more • Get ranked on every fight and climb the leaderboards • Team up with friends in Party mode • Play gamemodes such as Endless, Daily Challenge, and 1v1s • Create custom bosses in the Boss Editor (NEW) • Roll for rare SOUL skins and show them off Join our community for announcements and updates! Mobile, PC, and console supported. Credit for UNDERTALE and DELTARUNE goes to Toby Fox, Temmie Chang and team, and for Undertale Yellow to Team Undertale Yellow.

Official [UPD 1.29] UNDERTALE Fight! links

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

Discord ↗

What [UPD 1.29] UNDERTALE Fight! sells

EARLY ACCESSGet early access to new features before anybody else.299 R$
Custom BattlesBuild your own battles in Custom Battles You can change your items, stats, and much more!299 R$

Every game pass [UPD 1.29] UNDERTALE Fight! currently has on sale. Roblox takes 30% of each sale, so a 299 R$ pass leaves the developer about 209 R$. Work out any price with our Robux tax calculator.

How to get every badge in [UPD 1.29] UNDERTALE Fight!

DIRTY BROTHER KILLERBeat Sans with ONE HP on.Mythic · under 0.1%
BAD TIMEBeat Sans without getting hit.Mythic · under 0.1%
SEVEN HUMAN SOULSWin the daily challenge 7 days in a row.Mythic · under 0.1%
THE UNDERGROUND'S FINESTBeat every boss.Mythic · under 0.1%
LEGEND OF THE UNDERGROUNDWin 500 fights.Rare · 0.10%
TRY A LITTLE HARDERBeat Undyne the Undying without getting hit.Rare · 0.10%
TRUE PACIFISTSpare every monster at least once.Rare · 0.40%
IT NEVER ENDSReach wave 25 in endless mode.Uncommon · 1.0%
BIG SHOTBeat Spamton NEO.Uncommon · 1.4%
INTERSTELLAR RETRIBUTIONBeat Disbelief Papyrus.Uncommon · 1.9%
CHAOS, CHAOS!Beat Jevil.Uncommon · 2.0%
MEGALOVANIABeat Sans.Uncommon · 2.4%

12 of the 25 badges we track for [UPD 1.29] UNDERTALE Fight!. 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.

[UPD 1.29] UNDERTALE Fight! questions

How many people play [UPD 1.29] UNDERTALE Fight!?

Right now [UPD 1.29] UNDERTALE Fight! has 2,211 players in game, with 5,650,989 total visits all-time. The counter on this page refreshes automatically from the Roblox charts.

What is the game ID for [UPD 1.29] UNDERTALE Fight!?

The universe ID is 10770934840 and the place ID is 90611980824716. The place ID is what joins the game directly; the universe ID is what APIs and tools use.

How do I redeem codes in [UPD 1.29] UNDERTALE Fight!?

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 [UPD 1.29] UNDERTALE Fight! 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.

[UPD 1.29] UNDERTALE Fight! player reviews

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