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Undertale Madness AU Fight

Undertale Madness AU Fight #15689382

11,679
members (measured 19 Oct 2026, 22:31 UTC)
16 August 2022
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENgamingfan-madecommunity

Undertale Madness AU Fight is a Roblox group categorized as a game studio. Created on August 16, 2022, the group has 11,702 members. It is not verified and has an active owner.

Description

Welcome to Undertale Madness AU Fight how to back the data? - meet owner - join dis card PLS - Undertale Madness AU Fight https://www.roblox.com/games/8265331392/Undertale-Madness-AU-Fight

Written by the group; not a statement by this register.

Membership history

Growth

11,67911,70511,69210 August 2026 — 11,705 members13 August 2026 — 11,704 members13 August 2026 — 11,703 members17 August 2026 — 11,702 members18 August 2026 — 11,701 members21 August 2026 — 11,700 members23 August 2026 — 11,701 members28 August 2026 — 11,700 members29 August 2026 — 11,699 members30 August 2026 — 11,698 members1 September 2026 — 11,696 members1 September 2026 — 11,697 members4 September 2026 — 11,696 members9 September 2026 — 11,695 members12 September 2026 — 11,696 members20 September 2026 — 11,695 members20 September 2026 — 11,694 members21 September 2026 — 11,693 members25 September 2026 — 11,692 members1 October 2026 — 11,693 members1 October 2026 — 11,692 members4 October 2026 — 11,691 members5 October 2026 — 11,690 members5 October 2026 — 11,689 members7 October 2026 — 11,688 members14 October 2026 — 11,687 members15 October 2026 — 11,686 members16 October 2026 — 11,685 members16 October 2026 — 11,683 members16 October 2026 — 11,682 members16 October 2026 — 11,681 members17 October 2026 — 11,680 members17 October 2026 — 11,679 members10 August 202617 October 2026
33 measurements spanning 68 days, net -26. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 11,675–11,709 and does not start at zero.
Measurement log — every members count we have recorded, most recent 20 of 33
Measured (UTC)MembersChange
17 Oct 2026, 14:0211,679-1
17 Oct 2026, 09:3011,680-1
16 Oct 2026, 19:0011,681-1
16 Oct 2026, 17:5011,682-1
16 Oct 2026, 17:0111,683-2
16 Oct 2026, 15:5111,685-1
15 Oct 2026, 06:0011,686-1
14 Oct 2026, 23:5011,687-1
7 Oct 2026, 04:0211,688-1
5 Oct 2026, 06:2011,689-1
5 Oct 2026, 02:3011,690-1
4 Oct 2026, 18:5011,691-1
1 Oct 2026, 22:1011,692-1
1 Oct 2026, 00:0011,693+1
25 Sept 2026, 22:2111,692-1
21 Sept 2026, 21:0111,693-1
20 Sept 2026, 15:3311,694-1
20 Sept 2026, 03:4111,695-1
12 Sept 2026, 16:2011,696+1
9 Sept 2026, 09:0111,695first reading

Ownership

Owned by Sans_Serp (@serpents_hand1234) as measured.

Claimed by user #1828749459 — observed between sweeps, detected 10 Aug 2026, 16:30 UTC

Detection dates bound when a change was seen by this register, not when it happened.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

Sans_Serp (@serpents_hand1234) — Lazy Owner (rank 255)

FrEaKiEr (@aiden_thethundergod) — Lazy sans (rank 1)

Doyourhomework (@tankudd0203) — Lazy sans (rank 1)

Man (@epicsanspro12345) — Lazy sans (rank 1)

Random (@ssjsupersonicgokusG) — Lazy sans (rank 1)

Dastal_aga (@dastal_aga) — Lazy sans (rank 1)

Festive (@Ginge_2010) — Lazy sans (rank 1)

Dance (@dancepants2012b) — Lazy sans (rank 1)

@Isaac42512 — Lazy sans (rank 1)

@DustEtherielle — Lazy sans (rank 1)

Rose (@rose_insanity) — Lazy sans (rank 1)

oof (@RTYUSUF7) — Lazy sans (rank 1)

spaghettis (@Outer_Star233) — Lazy sans (rank 1)

BananaKing (@yurin0099) — Lazy sans (rank 1)

NothingSans (@cuulGimer) — Lazy sans (rank 1)

Laser_Flame (@Boow9231) — Lazy sans (rank 1)

joanna (@SonicXJoJo1) — Lazy sans (rank 1)

ALDiscurso (@scriptsadrian) — Lazy sans (rank 1)

@xXRomeoSoniXx — Lazy sans (rank 1)

Super_Armen (@armen201111) — Lazy sans (rank 1)

NeversayDie (@vithasurendaralt1) — Lazy sans (rank 1)

Helium (@Gamer_Kawaii213423) — Lazy sans (rank 1)

baconteam (@Flood_Kills3) — Lazy sans (rank 1) terminated

Error404 (@goku61078) — Lazy sans (rank 1)

Camera_Hank (@mrPaxsenewBambSans) — Lazy sans (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Lazy Owner1
sans0
Member11,705
Lazy sans11,708
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.