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The Undertale Fan

The Undertale Fan #32419054

15
members (measured 18 Oct 2026, 14:17 UTC)
19 May 2023
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENgamingfan communityroleplay

Description

Welcome to the underground! How was the fall? --------------------------------------------------------------- Rules: No scamming No being rude No spamming (expecially cheese) DO be nice

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

Membership history

Growth

151615.511 August 2026 — 16 members18 October 2026 — 15 members11 August 202618 October 2026
2 measurements spanning 68 days, net -1. 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 15–16 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
18 Oct 2026, 14:1715-1
11 Aug 2026, 12:5816first reading

Ownership

Owned by Jeremy_Cosplays (@Doryboo2015) as measured.

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

Experiences

0
players in this group’s experiences right now
43
lifetime visits across 2 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

Jeremy_Cosplays (@Doryboo2015) — SANS (rank 255)

J3ssy (@JESSY13202) — Known undertale member (rank 254)

Named (@Jessey101killer) — Develepers (rank 254)

Old man_kata (@Kata60096) — Develepers (rank 254) terminated

Yeep (@Hulk230660) — Known undertale member (rank 254)

Rose (@UnluckyBaconGirl123) — SANS MEMBERS (rank 1)

KingMonk (@DinoManCam10) — SANS MEMBERS (rank 1)

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

Rank structure

SANS1
------------------------0
Develepers3
Known undertale member3
Member16
SANS MEMBERS9
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.