Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
UNSC Marine Corps of Engineers ᅠᅠ ᅠ

UNSC Marine Corps of Engineers ᅠᅠ ᅠ #33691555

2
members (measured 13 Oct 2026, 16:32 UTC)
10 January 2024
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 We do not publish numbers we have not measured.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)MembersChange
14 Aug 2026, 00:342first reading

Ownership

Owned by SinisterMonke123 (@SinisterDellium) 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

SinisterMonke123 (@SinisterDellium) — Chairman of the Security Council (rank 255)

Joker (@CryoGenesisVI) — Chief of Engineers (rank 10)

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

Rank structure

Chairman of the Security Council0
Commandant of the Marine Corps0
Chief of Engineers1
Deputy Chief of Engineers0
Chief of Engineers Executive Officer0
Battalion Commander0
Battalion Executive Officer0
Company Commander0
10th Demolitions Battalion0
4th Armored Battalion0
2nd Engineering Battalion0
Member2
Assessment & Training0
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.