UndergroundDevs (UGD) #2657933
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 We do not publish numbers we have not measured.
| Measured (UTC) | Members | Change |
|---|---|---|
| 16 Aug 2026, 06:42 | 19 | first reading |
Ownership
Owned by 66s (@61x8355) as measured.
Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.
Experiences
Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.
Members we’ve seen
66s (@61x8355) — Holder (rank 255)
Messi (@VxinMessi) — Owner (rank 254)
Percy (@MrPerrcy) — Head Developer (rank 250)
AsklenidasII (@MichaelValachi) — Tester (rank 110)
Jeremysmith (@dontmesswithbillz) — Tester (rank 110)
Switchey (@Switchey_World) — Community Member (rank 1)
Jennifer Vengeful (@Jennifer_Vengeful) — Community Member (rank 1)
Andr3s (@Andresy_100) — Community Member (rank 1)
Liam (@Liam_ketch7) — Community Member (rank 1)
Percy_Dev (@TheDemon_Sound) — Community Member (rank 1)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
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.