Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
GT Roblox Challenge Series

GT Roblox Challenge Series #15981085

41
members (measured 13 Oct 2026, 06:44 UTC)
24 September 2022
created (per Roblox API)
10 August 2026
first measured by this register

Membership history

Growth

414241.511 August 2026 — 42 members16 August 2026 — 41 members11 August 202616 August 2026
2 measurements spanning 5 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 41–42 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
16 Aug 2026, 17:4341-1
11 Aug 2026, 13:3542first reading

Ownership

Owned by seb (@sebra20) as measured.

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

Members we’ve seen

seb (@sebra20) — Creador (rank 255)

Typical (@TypicaloReal) — Driver (rank 1)

Dogo (@juanesebanel) — Driver (rank 1)

Michael (@maikolelpro556) — Driver (rank 1)

cherry_roblox (@maxhehdjkdj) — Driver (rank 1)

@YOLOLMK — Driver (rank 1)

Yoles (@yoles_s) — Driver (rank 1)

Kishiko (@SouthHD) — Driver (rank 1)

Slown_Tv (@RapotsiaGamer) — Driver (rank 1)

Dregon (@JMdragon678) — Driver (rank 1)

Rochita_Prime (@poderfacu) — Driver (rank 1)

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

Rank structure

Creador1
Administrador0
Miembro42
Driver41
Invitado0

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.