@mdr721 #49347652

1 October 2013

account created (per Roblox API)

2 Sept 2026, 11:13

last measured (UTC)

Username record

@mdr721 — observed 2 September 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)

McBlockzers#1038065

Open data

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

Also a member of

Roblox Wiki#127081 · Wiki Helper

3,748,396

Innovation Inc.#157764 · Member

1,147,048

Builderman#5 · Member

1,078,561

Retro Dev#5264310 · Member

1,024,229

Pseudo Studio#3565787 · Member

867,895

generic roleplay gaem fanclub.#5574524 · fan.

736,667

Jean's Bizarre Community#6356872 · Member

728,798

* Tearose Library *#4332211 · Reader

169,806

Runker#4575704 · Member

141,500

Merge Experiences#16287791 · Member

113,373

d4rk886's Studio#581376 · Players and Supporters

76,713

Roblox Library Community#2735192 · Reader

24,488

F.F.T.L#676056 · Light Chaser

22,991

Super Games#1060034 · Member

19,340

Atoll Studios#3273833 · Fan

1,937

RTS project#34721755 · Member

180

ShockwaveStudios#35534503 · Member

‘$anrio#10080708 · Member

RAR Games#6468022 · Member

UF group#9391479 · Member

Swashbucklers 404#35077974 · Developer

AVD Interactive#17286831 · Fan

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