Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
| USMC | United States Marine Corps,

| USMC | United States Marine Corps, #944122151

48
members (measured 25 Aug 2026, 08:50 UTC)
25 December 2025
created (per Roblox API)
16 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 We do not publish numbers we have not measured.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)MembersChange
18 Aug 2026, 18:5148first reading

Ownership

Owned by PCxArsenal (@ExtraHalo2018) as measured.

Members we’ve seen

PCxArsenal (@ExtraHalo2018) — Commandant of the Marine Corps (rank 255)

Dale (@greenthger) — O-9 | Lieutenant General (rank 20)

Gamerboy (@MrReacter5) — E-3 | Lance Corporal (rank 3)

Dermig2007 (@Trooperrianmep31) — E-1 | Private (rank 1)

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

Rank structure

Commandant of the Marine Corps1
ACMC | Assistant Commandant of The Marine Corps1
DMCS | Director of Marine Corps Staff1
SJA | Staff Judge Advocate0
IGMC | Inspector General of The Marine Corps0
GMC | General of the Marine Corps0
Base Commanding Officer0
Base Executive Officer0
SMMC | E-9C | Sergeant Major of the Marine Corps0
O-10 | General0
O-9 | Lieutenant General1
O-8 | Major General0
O-7 | Brigadier General0
O-6 | Colonel0
O-5 | Lieutenant Colonel1
O-4 | Major2
O-3 | Captain3
O-2 | First Lieutenant0
O-1 | Second Lieutenant0
E-9B | Command Sergeant Major0
E-9A | Master Gunnery Sergeant0
E-8B | First Sergeant1
E-8 | Master Sergeant0
E-7 | Gunnery Sergeant0
E-6 | Staff Sergeant1
E-5 | Sergeant4
E-4 | Corporal4
E-3 | Lance Corporal5
E-2 | Private First Class7
Member48
E-1 | Private16
Guest0

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

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League of Ghosts#14791530 · 2 shared members
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United States Naval 1940's#902841255 · 2 shared members
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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.