|USAMC| The United States Of America Marine Corps #4993361

members (measured 27 Oct 2026, 08:27 UTC)

20 June 2019

created (per Roblox API)

10 August 2026

first measured by this register

Game studiosENmilitary-roleplayraiding-group

Description

The United States Marine Corps (USMC), also referred to as the United States Marines or U.S. Marines, is a branch of the United States Armed Forces responsible for conducting expeditionary and amphibious operations with the United States Navy as well as the Army and Air Force. The U.S. Marine Corps is one of the four armed service branches in the U.S. Department of Defense (DoD). The USMC operates installations on land and aboard sea-going amphibious warfare ships around the world. Raids won - Rbxp1 Raids lost - none Founded by Rockinstine24 and runing508 on 19th June 2019.

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 We do not publish numbers we have not measured.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
27 Oct 2026, 08:26	21	first reading

Ownership

Owned by SlyyGhost (@Rockinstine24) 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

SlyyGhost (@Rockinstine24) — [O-10] General (rank 255)

Redacted (@RobloxTime20_20) — [E-1] Private (rank 1)

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

Rank structure

[O-10] General1

[O-9] Lieutenant General1

[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

[W-2] Chief Warrant Officer 20

[W-1] Warrant Officer 11

[E-7] Gunnery Sergeant0

[E-6] Staff Sergeant0

[E-5] Sergeant0

[E-4] Corporal0

[E-3] Lance Corporal0

[E-2] Private First Class0

Member21

[E-1] Private18

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.