][ - The First Combat Engineer Bn. - ][ #13444118

members (measured 13 Oct 2026, 03:38 UTC)

27 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 We do not publish numbers we have not measured.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
31 Aug 2026, 18:10	2	first reading

Ownership

Owned by MetricFNO (@WilliamJ1117) 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

MetricFNO (@WilliamJ1117) — [O-5] - Lieutenant Colonel (rank 255)

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

Rank structure

[O-5] - Lieutenant Colonel1

[O-4] - Major0

[O-3] - Captain1

[O-2] - First Lieutenant0

[O-1] - Second Lieutenant0

][ - Commissioned Officers - ][0

[CWO-4] - Chief Warrant Officer 40

[CWO-3] - Chief Warrant Officer 30

[CWO-2] - Chief Warrant Officer 20

[WO] - Warrant Officer0

][ - Warrant Officers - ][0

[E-9] - Sergeant Major0

[E-9] - Master Gunnery Sergeant0

--------------------------0

[E-8] - First Sergeant0

[E-8] - Master Sergeant0

-------------------------0

[E-7] - Gunnery Sergeant0

[E-6] - Staff Sergeant0

[E-5] - Sergeant0

[E-4] - Corporal0

][ - Non-Commissioned Officers - ][0

[E-3] - Lance Corporal0

[E-2] - Private First Class0

Member2

[E-1] - Private0

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.