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Undertale: Monster Brawl (BETA)

Undertale: Monster Brawl (BETA)

A Roblox experience owned by Undertale: Monster Brawl.

Fighting & PvPENUndertaleFightingRoleplay

Description (written by the developer; not a statement by this register)

An Undertale fighting game! You can: Fight random people Roleplay with friends Use your favourite characters Bully and crush the weaklings who dare oppose you And other stuff i think Game is in beta, so don't expect too much yet. Updating the game every now and then Remember to screenshot your stats every once in a while! Codes: Beta, Dusting

Last updated by the developer 15 Apr 2026, 19:44 UTC.

0
playing (measured 20 Aug 2026, 21:03 UTC)
4,754
lifetime visits
86%
liked (43 👍 / 7 👎)
61
favourites (12.8 per 1k visits)
17 January 2024
created (per Roblox)

Play on Roblox →

Live players over time

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every players count we have recorded
Measured (UTC)PlayersChange
20 Aug 2026, 21:030first reading

Concurrent players at each of our measurements (insert-on-change).

Monetization — game passes

Horror Sans [EARLY ACCESS]
100 R$

Game passes for sale and their prices, measured from the Roblox passes API. Developer products bought inside the game aren’t publicly listable.

Badge funnel

Joined During Beta · welcome1,351 · 0.00% win
Undertale Monster Brawl · welcome1,350 · 0.00% win
Pray To Sanstipede · other376 · 0.00% win
Holy Egg · collection48 · 0.00% win
Sans Egg · collection44 · 0.00% win
Bad Time Egg · collection40 · 0.00% win
Parkour Egg · collection39 · 0.00% win
Papyrus? · secret36 · 0.00% win
....NOW! · other25 · 0.00% win
The Murderer · progression23 · 0.00% win
Sky Egg · collection21 · 0.00% win
Digital Egg · collection20 · 0.00% win
Ow! · other20 · 0.00% win
Easter 2024 · progression14 · 0.00% win
LIABILITY · other13 · 0.00% win

How many players have ever earned each badge — a proxy for how far players get before they stop. Steep drop-offs mark where a game loses people. Win rate is the past-day share of players who earned it; categories are assigned by a language model from each badge’s own name and description.