Best Developer Mastieve #859594107
Best Developer Mastieve is a Roblox group community created on April 22, 2026. The group has 417,300 members and is not ownerless. It does not have a verified badge. The category is not specified.
Membership history
Growth
| Measured (UTC) | Members | Change |
|---|---|---|
| 28 Oct 2026, 20:20 | 431,629 | +2 |
| 28 Oct 2026, 19:50 | 431,627 | +1 |
| 28 Oct 2026, 18:30 | 431,626 | +1 |
| 28 Oct 2026, 18:10 | 431,625 | +1 |
| 28 Oct 2026, 18:00 | 431,624 | +1 |
| 28 Oct 2026, 16:40 | 431,623 | -1 |
| 28 Oct 2026, 16:20 | 431,624 | +1 |
| 28 Oct 2026, 16:00 | 431,623 | +3 |
| 28 Oct 2026, 14:40 | 431,620 | +1 |
| 28 Oct 2026, 14:10 | 431,619 | +1 |
| 28 Oct 2026, 12:50 | 431,618 | -1 |
| 28 Oct 2026, 12:20 | 431,619 | +3 |
| 28 Oct 2026, 10:50 | 431,616 | -1 |
| 28 Oct 2026, 10:20 | 431,617 | -1 |
| 28 Oct 2026, 09:00 | 431,618 | +1 |
| 28 Oct 2026, 08:20 | 431,617 | +1 |
| 28 Oct 2026, 06:30 | 431,616 | +1 |
| 28 Oct 2026, 05:10 | 431,615 | +1 |
| 28 Oct 2026, 03:10 | 431,614 | -1 |
| 28 Oct 2026, 01:00 | 431,615 | first reading |
Ownership
Owned by Master_Dev (@Mastieve) as measured.
Owner first observed: user #591336089 — observed between sweeps, detected 10 Aug 2026, 12:10 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
Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.
Members we’ve seen
Master_Dev (@Mastieve) — Owner (rank 255)
CATALYZE (@MrCatalyze) — Admin (rank 254)
nyeli (@builderman5y) — Member (rank 1)
AnggaRawr (@BorutoKunkawai01) — Member (rank 1)
ninjax (@Ziyadpro_8) — Member (rank 1)
kaelyn (@DesiredvAva) — Member (rank 1)
Z0z_likewhy (@Dodge21JOEY) — Member (rank 1)
Kritchawat (@Kritchawat_26) — Member (rank 1)
yumdut (@Yuyuyumnaaanna) — Member (rank 1)
8ix (@lana_Badreiq) — Member (rank 1)
FelipeShCry (@Shirokovorig) — Member (rank 1)
Ryxi (@Meuuuuuhhhhh) — Member (rank 1)
00_Marvelous (@marvel0us123) — Member (rank 1)
adriano (@Maykel_1315) — Member (rank 1)
Meowchi (@AnnaMaria2B13) — Member (rank 1)
WOW (@OXMASTERDJ) — Member (rank 1)
official_scythee (@23giulio2) — Member (rank 1)
TSL_Bluemans (@sigmasigmaboy9298) — Member (rank 1)
BI_AIKO (@Itz_ZuzuRoblox) — Member (rank 1)
Kantoka (@urdigitalnoob) — Member (rank 1)
D4RK (@roblox_user_9987312346) — Member (rank 1)
PlaydaPlayer (@Gameingchris_duck) — Member (rank 1)
711 (@29vibexs) — Member (rank 1)
Faith (@113FaithO123) — Member (rank 1)
apaansih (@FatehAmin20172) — 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.