US I Marine Expeditionary Force #191874921

members (measured 1 Nov 2026, 08:15 UTC)

5 March 2026

created (per Roblox API)

11 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 We do not publish numbers we have not measured.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, 08:15	2	first reading

Ownership

Owned by Kaisen (@carloro) 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

Kaisen (@carloro) — Commandant Of The Marine Corps (rank 255)

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

Rank structure

Commandant Of The Marine Corps1

[HQ] Headquarters1

|MARINE HIGH COMMAND|0

[MFC] Marine Force Commander0

[MDFC] Marine Deputy Force Commander0

[MEO] Marine Executive Officer0

[MEC] Marine Expeditionary Chief0

[MCO] Marine Company Commander0

|MARINE OFFICER|0

[MPC] Marine Platoon Commander0

[MTL] Marine Task Force Leader0

[MSL] Marine Section Leader0

[MSO] Marine Senior Operator0

[MO] Marine Operator0

|MARINE PERSONNEL|0

[MCR] Marine Chief Recruit0

[MSR] Marine Senior Recruit0

[MR] Marine Recruit0

Member2

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.