Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
CB:RO Competitive Matchmaking

CB:RO Competitive Matchmaking #3117151

31
members (measured 2 Nov 2026, 15:33 UTC)
18 February 2017
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENcompetitivematchmakingelo-ranking

Description

Competitive ELO rank system. Fun and stressing at the same time! Have practice with good players while getting better!

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 We do not publish numbers we have not measured.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)MembersChange
31 Oct 2026, 08:5531first reading

Ownership

Owned by @H4RR 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

@H4RR — Owner (rank 255) terminated

@ROBUX_MASTER12346 — Unranked (ELO 0) (rank 241)

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

Rank structure

Owner0
Administrators0
Staff0
Match Holders0
GOLD V (ELO 850-999)0
Gold IV (ELO 750-849)0
Gold III (ELO 650-749)0
Gold II (ELO 550-649)0
Gold I (ELO 500-549)0
Silver V (ELO 350-499)0
Silver IV (ELO 250- 349)0
Silver III (ELO 150-249) 0
Silver II (ELO 50-149)0
Silver I (ELO 1-49)0
Unranked (ELO 0)0
Member31
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.