| USMC | MARSOC | USMC | #13337836

members (measured 3 Nov 2026, 03:40 UTC)

24 December 2021

created (per Roblox API)

10 August 2026

first measured by this register

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 We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
1 Nov 2026, 17:44	1	first reading

Ownership

Owned by MangoBreath (@baseball33391s_Alt) 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

MangoBreath (@baseball33391s_Alt) — [CJCS] Chairman of the Joint Chiefs of Staff (rank 255)

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

Rank structure

[CJCS] Chairman of the Joint Chiefs of Staff0

[VCJCS] Vice Chairman of the Joint Chiefs of Staff0

[CMC] Commandant of the Marine Corps0

[ACMC] Assistant Commandant of the Marine Corps0

[HQ] Headquarters, Marine Corps0

[CG] Commanding General0

[DCG] Deputy Commanding General0

[SM] Sergeant Major0

[RCS] Regiment Command Staff0

[BCS] Battalion Command Staff0

[CCS] Company Command Staff0

[MSOT] Command Staff0

[MSOS] Command Staff0

[FORECON] Force Reconnaissance0

[MRR] Marine Raider Regiment0

[MRSG] Marine Raider Support Group0

Member1

[AP] Awaiting Placement0

Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

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.