Ultramarines | (XIII) #600534036

members (measured 14 Aug 2026, 01:38 UTC)

25 July 2026

created (per Roblox API)

12 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 We do not publish numbers we have not measured.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
12 Aug 2026, 04:55	1	first reading

Ownership

Owned by Priest (@SlenderIsFamous) as measured.

Members we’ve seen

Priest (@SlenderIsFamous) — Member (rank 1)

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

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

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1,666,371

The Red Army .#4802792 · 1 shared members

1,526,915

The Nighthawk Imperium#1174414 · 1 shared members

907,219

The Rolling Society#35119567 · 1 shared members

759,291

|BA| -British Army-#4972535 · 1 shared members

640,255

Militsiya .#4901723 · 1 shared members

476,980

Hοly Rοman Empire#5908211 · 1 shared members

363,761

Goat [Ro-Ghoul]#4075378 · 1 shared members

316,570

The Galactic Εmpire .#5288669 · 1 shared members

299,153

Exegol#5525825 · 1 shared members

292,444

The Party .#4849580 · 1 shared members

206,659

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.