USMC [:] United States Marine Corps #721730

members (measured 24 Oct 2026, 04:01 UTC)

28 October 2012

created (per Roblox API)

10 August 2026

first measured by this register

OtherEN

Description

[WIP]

Written by the group; not a statement 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 We do not publish numbers we have not measured.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
24 Oct 2026, 04:00	62	first reading

Ownership

Owned by @Criseryx 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

@Criseryx — President (rank 255)

@RAY99351 — [E-1] Private (Basic Combat Training) (rank 1)

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

Rank structure

President1

Vice President0

[CMC] Commandant of the Marine Corps1

[DEV] Developer0

[O-8] Major General0

[O-7] Brigadier General0

[O-6] Colonel0

[O-5] Lieutenant Colonel0

[O-4] Major0

[O-3] Captain0

[O-2] First Lieutenant0

[O-1] Second Lieutenant0

[E-6] Staff Sergeant0

[E-5] Sergeant0

[E-4] Corporal0

[E-3] Lance Corporal0

[E-2] Private Second Class0

Member62

[E-1] Private (Basic Combat Training)60

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.