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Undertale AUs

Undertale AUs #3082546

430
members (measured 27 Aug 2026, 23:11 UTC)
23 January 2017
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENUndertaleRoleplayFan Content

Description

This Group Includes: Undertale Underswap Underfell Underfresh Horrortale Errortale Inktale Swapfell Storyswap Storyshift And so on and so forth. I have a YT account where I do roleplays with different people and on different servers (mainly RHS =Roblox High School=) so if you want to catch up on me with that, here: The Roleplay Craze (https://www.youtube.com/channel/UCXpsxU1aqm9rrPdBXJ07Z1Q)

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

Membership history

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 We do not publish numbers we have not measured.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 members count we have recorded
Measured (UTC)MembersChange
10 Aug 2026, 11:44430first reading

Ownership

Owned by @icuteemma101 as measured.

Claimed by user #67964673 — observed between sweeps, detected 10 Aug 2026, 13:27 UTC

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

Members we’ve seen

@icuteemma101Ink Sans (rank 255)

EPICSKELETON1 (@camilo10273YT)Undertale (rank 1)

StuBlade (@rubyredrider2)Undertale (rank 1)

core (@dewdr0pxx)Undertale (rank 1)

CYRVS (@lillerds)Undertale (rank 1)

@Chara_Dreemur808Undertale (rank 1)

mooncake (@Lilii09091)Undertale (rank 1)

FSL_km (@lioneltrex0424)Undertale (rank 1) terminated

sans (@sans_sk3Iet0n)Undertale (rank 1)

Phaethos (@Jhoney2009)Undertale (rank 1)

Light (@lucario_boby)Undertale (rank 1)

Hotako (@IIlANGELlII)Undertale (rank 1)

KokoroMemesume (@leadershipxjo)Undertale (rank 1)

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

Rank structure

Ink Sans1
Error Sans0
Positive AUs1
Negative AUs0
Member430
Undertale428
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.