Matryl Corporation Biohazard Countainment Service #3579857

members (measured 31 Aug 2026, 13:41 UTC)

5 November 2017

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 We do not publish numbers we have not measured.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
12 Aug 2026, 00:55	1	first reading

Ownership

Owned by Doomy (@SirDoomKnight) as measured.

Members we’ve seen

Doomy (@SirDoomKnight) — Owner (rank 255)

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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Gamefam x Sonic#13632331 · 1 shared members

3,562,034

Trade.#650266 · 1 shared members

444,619

@Zyleak#11494275 · 1 shared members

380,705

Scarce#2900853 · 1 shared members

302,075

Assassin Community#2923391 · 1 shared members

241,836

Gamefam x SpongeBob#16913696 · 1 shared members

171,107

Gamefam x Barbie#14880542 · 1 shared members

170,220

Chesapeake Studios#17005184 · 1 shared members

148,135

Shape Interactive#4761526 · 1 shared members

127,400

My Hero Academia: Ultimate#32309401 · 1 shared members

117,869

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.