Cosmo @kalebrmz5 #903472690

24 December 2018

account created (per Roblox API)

4 Oct 2026, 14:44

last measured (UTC)

Username record

@kalebrmz5 — observed 4 October 2026

Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.

Groups owned (as measured)

Happy mouse :)#12918356

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

Chillz Studios#2782840 · 🌟Royal Member🌟

18,584,300

The Flamingo Fan Club#3336691 · December 5th we will all do something

9,880,821

Double Bandit Studios#13751258 · Bandits

6,271,679

FGTeeV (BebabaleepBopping)#6882266 · Member

2,402,984

Ponchokings#5103418 · Passenger

2,195,240

Minimal Games#12564376 · Member

2,190,672

BloxStreet Corporation#2700627 · Customer

1,561,849

Captain Grumpy Games#8136094 · Member

1,155,519

CTStudio#9482918 · Supporters

960,957

The Flamingo Hater Club#5215089 · Member

406,913

Check It Containment Corporation#6016348 · Test Subject

301,916

uglyburger0#8701480 · alan

285,809

fliminco dev get noob#6029207 · Member

71,420

~/Flood Escape\~#862204 · Member

56,744

JENNA IS COMING#13986359 · Member

45,104

Idk a dam name for this#12906354 · Member

Membership and rank as measured from this user’s public group list.