Final Boss Developers #617546607
Final Boss Developers is a Roblox group community established on May 6, 2026. The group has 5,519,591 members and holds a verified badge. It is not ownerless. No specific category is assigned.
Membership history
Growth
| Measured (UTC) | Members | Change |
|---|---|---|
| 19 Oct 2026, 12:20 | 5,683,562 | +339 |
| 19 Oct 2026, 11:51 | 5,683,223 | +33 |
| 19 Oct 2026, 11:49 | 5,683,190 | +676 |
| 19 Oct 2026, 10:46 | 5,682,514 | +41 |
| 19 Oct 2026, 10:41 | 5,682,473 | +7 |
| 19 Oct 2026, 10:40 | 5,682,466 | +206 |
| 19 Oct 2026, 10:21 | 5,682,260 | +208 |
| 19 Oct 2026, 10:00 | 5,682,052 | +693 |
| 19 Oct 2026, 08:50 | 5,681,359 | +94 |
| 19 Oct 2026, 08:41 | 5,681,265 | +97 |
| 19 Oct 2026, 08:30 | 5,681,168 | +273 |
| 19 Oct 2026, 08:01 | 5,680,895 | +469 |
| 19 Oct 2026, 07:00 | 5,680,426 | +84 |
| 19 Oct 2026, 06:50 | 5,680,342 | +151 |
| 19 Oct 2026, 06:32 | 5,680,191 | +180 |
| 19 Oct 2026, 06:10 | 5,680,011 | +644 |
| 19 Oct 2026, 05:01 | 5,679,367 | +106 |
| 19 Oct 2026, 04:51 | 5,679,261 | +83 |
| 19 Oct 2026, 04:41 | 5,679,178 | +289 |
| 19 Oct 2026, 04:11 | 5,678,889 | first reading |
Ownership
Owned by Master_Dev (@Mastieve) as measured.
Claimed by 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)
Fabs (@Fabs_Studios) — Member (rank 1)
@yahaha2015 — Member (rank 1)
@Dilaboy — Member (rank 1)
Cute_Jory (@xroro33x) — Member (rank 1)
Vacilala_RM (@CARD_1705) — Member (rank 1)
@Minikkahraman61 — Member (rank 1)
ROR (@LOVETALA_AROOB) — Member (rank 1)
aFool (@CLKpvp) — Member (rank 1)
5 glory (@C0NV1CTED_FELL0N) — Member (rank 1)
Anaxls9 (@anaxls9) — Member (rank 1)
CrisDevRBL (@quanghungnedz) — Member (rank 1)
by_m0v (@creatorHAD) — Member (rank 1)
AXDev (@obedthebest5) — Member (rank 1)
511 (@bonylso) — Member (rank 1)
Sadie (@Fennec_3939) — Member (rank 1)
RGPH_SONNY (@Maruai_6605) — Member (rank 1)
NHA_Hazem (@GusYtverificado3) — Member (rank 1)
@Rasi5A — Member (rank 1)
reem2369 (@LEEN09828) — Member (rank 1)
99x (@1lilx_0) — Member (rank 1)
INTP (@Sgejsvvsjl) — Member (rank 1)
Cathal13 (@ItzCathalGames) — Member (rank 1)
@rlkluizin880 — 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.