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Undertale Timeline Corruption

Undertale Timeline Corruption #34917324

19,516
members (measured 17 Oct 2026, 17:20 UTC)
7 September 2024
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENgamingfan communityUndertale

Undertale Timeline Corruption is a Roblox group categorized as a game-fan-group. It was created on September 7, 2024. The group has 19,013 members. It is not verified and has an owner.

Description

Official Undertale Timeline Corruption: TD Group! - pfp by @disc0rdkitten_uwu

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

Membership history

Growth

18,94919,51619,232.510 August 202617 October 2026
432 measurements spanning 68 days, net +567. 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 18,864–19,601 and does not start at zero.
Measurement log — every members count we have recorded, most recent 20 of 432
Measured (UTC)MembersChange
17 Oct 2026, 15:2119,516+1
17 Oct 2026, 11:3019,515+1
17 Oct 2026, 08:4719,514-1
17 Oct 2026, 07:4019,515-1
17 Oct 2026, 00:1019,516+1
16 Oct 2026, 22:1019,515+1
16 Oct 2026, 21:2019,514+1
16 Oct 2026, 18:2119,513+1
16 Oct 2026, 12:4019,512+1
16 Oct 2026, 08:5019,511+1
15 Oct 2026, 23:2019,510-2
15 Oct 2026, 21:2019,512-1
15 Oct 2026, 14:4319,513+1
15 Oct 2026, 12:1519,512+1
15 Oct 2026, 10:0019,511-2
15 Oct 2026, 06:1019,513+1
15 Oct 2026, 04:1019,512-1
14 Oct 2026, 20:3119,513+1
14 Oct 2026, 14:5019,512+1
14 Oct 2026, 03:2119,511first reading

Ownership

Owned by SansButGranie (@anrudek2010) as measured.

Claimed by user #617106625 — observed between sweeps, detected 10 Aug 2026, 19:37 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.

Experiences

79
players in this group’s experiences right now
31,309,219
lifetime visits across 1 experiences

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

Members we’ve seen

SansButGranie (@anrudek2010) — 🦴 | Owner (rank 255)

Mocha (@MochaVanillaLattee) — 🦴 | Co-Owner (rank 253)

Dragoneq (@michalll212) — 🦴 | Scripter (rank 101)

Akii (@EpicSans_404) — 🦴 | Developer (rank 100)

Hory_Developer (@horydev) — 🦴 | Developer (rank 100)

Mr_Unknown (@ukra1n_top) — 🦴 | Developer (rank 100)

TheLast (@The_Last1991) — 🦴 | Tester (rank 10)

@Avengence_YT — 🦴 | Content Creators (rank 9)

SANES2 (@SAAANEEEEEEESSS2) — 🦴 | Content Creators (rank 9)

Quin (@Nightcraft_OM) — 🦴 | Content Creators (rank 9)

Tiero (@MasonNintendoGamer) — 🦴 | Content Creators (rank 9)

RandomGuy (@yothatrandomguy) — 🦴 | Player (rank 1)

liss (@lissrll) — 🦴 | Player (rank 1)

@Biscui_Frisk — 🦴 | Player (rank 1)

HEART (@ArE0c) — 🦴 | Player (rank 1)

king_atlex (@KingAtlec) — 🦴 | Player (rank 1)

QQQ (@qqqaaatz) — 🦴 | Player (rank 1)

Autumn (@ultemeta) — 🦴 | Player (rank 1)

CD95 (@c0oLeStDuDe95) — 🦴 | Player (rank 1)

x7k (@xiaojuxihhgj) — 🦴 | Player (rank 1)

@ShiftPlox — 🦴 | Player (rank 1)

PAPYRUS (@Unknown_1Name) — Member (rank 1)

Smile (@S47GX) — 🦴 | Player (rank 1)

hatlord (@ElamAngel) — 🦴 | Player (rank 1)

jay (@yewonjjing06) — 🦴 | Player (rank 1)

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

Rank structure

🦴 | Owner1
🦴 | Co-Owner2
🦴 | Scripter4
🦴 | Developer7
🦴 | Artist1
🦴 | Trial Developer0
🦴 | Community Managers2
🦴 | Tester16
🦴 | Content Creators7
Member18,958
🦴 | Player18,931
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.