Mat @Unk0wn_Devel0pment #2332892132

29 January 2021

account created (per Roblox API)

6 Oct 2026, 23:00

last measured (UTC)

Username record

@Unk0wn_Devel0pment — observed 6 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)

[-US-] Military Academy#9435228

8

mat's lounge#16795905

5

[DEVIL COMPANY]#16453039

1

-24th Marine Expeditionary Unit-#16223506

Open data

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Also a member of

LSPLASH#3049798 · you guys

Quataun#12121240 · Member

Simple Bricks Trees#690489827 · Member

KizmoTek Studio#3115970 · Community Member

Jandel's Road Trip#33097934 · Owner

ROLVe#2613928 · Members

Thinking Project#1235888 · noob

InfinityInteractive#11257245 · Fans

BloxStreet Corporation#2700627 · Trainee Team Member

United States Army #3108077 · [E1] Private (Basic Combat Training)

Talent Show Group#2794002 · ⭐ Fan/Auditioner

Asylum Life Community#5819563 · Patient

Rats United#5948630 · Rat

SCP | Roleplay Community#5479038 · Roleplayer

Polaroid Studios#15422038 · Pre-Alpha Players

Fight In A Game#14403119 · Players

United States Armed Forces [USA]#3054949 · [E-0] Armed Forces Recruit

CRIMCORP#4165692 · Fan

SiIicones#5127121 · 🔪 Spooky Orphan

Retro Dev#5264310 · Member

Stateview Correctional Facility. ∞#5025380 · Corrections Officer

Blox Studiо#4843020 · Member

ZO by Voldex#10378847 · Supporters

Hapless Studios#5502618 · Supporter

Pablo's#2832203 · Customer

Five-O Community#4824823 · Member

Divine Sister#5008654 · 🌴 Tourist

[TCU] The Computer Union#8513762 · Civilian

Central Intelligence Agencyᅠᅠᅠ#6572612 · Senior Special Operative

United States Secret Serviceᅠᅠᅠ#5856978 · Chief Operating Officer

Quarantine Roleplay Community#6448240 · Community Member

Elevated Horror#33173002 · 🎉 | Friends

Badorkbee#3375285 · Follower

Monochrome Studios.#14670168 · Pre-Alpha Players

Robloxian Myth Hunters#619142 · Myth Seeker

The Glorious Robot Army#11872496 · [1] Troop

$oIitary#7854111 · Member

FRP | Red Army#5224523 · Jr Sergeant

Public Bathroom Simulator#5744610 · Fan

Ḉontinental Army#5031513 · Militia

Federation Of Robloxian People#4246982 · Group Member

MAXIMILLIAN#2615635 · Maximillian Family

South London 2 Community#7638375 · Regular

FRP | Police#5224525 · Trainee

Zeta Medical Corporation#5763193 · Community Fan

USSS | Νational Guard#6752151 · [E1] Enlisted

tnt Productions#3592318 · Fan

Qatar Virtual Roblox#4893536 · Passenger

Ballista#10613771 · Member

Berlin®#3321123 · Bürger

UK | United Kingdom™ ⊡#3043431 · British Citizen

RMH Myth Development#4311527 · Pending

The Double R'#8638886 · Customers

#FNT#8641597 · $ | Customer

The Lemitsia .#34996897 · Candidate for Lemitsia

Union's Laboratory#33216408 · [0] Intern

SSB WRLD WHITELIST#10470503 · ✅WHITELISTED✅

[ Content Deleted 4394497 ]#4394497 · Member

GEN Entertainment#8536487 · 🔥Member

EBK 1100#12286139 · MEMBERS

Official South London#5161745 · Member

Bayshore Academy#5760729 · Year 10W

BaconStudios Official#5280042 · Bacon's

Williams Industries est. 2020#12957324 · Customers

HeImand Province, Afghanistanᅠᅠ#12426908 · Pending

Manchester Park Academy#34007962 · Year 10

Broxton, NY Community#12267436 · Member

[AINC] Ackers Studios - Sol Aviation#15894546 · Customers

Omega Manufactory#15890378 · Customer

The Mystery Cult Family#4565880 · Cult Member

GFM-Rommel-Kaserne-Augustdorf#12521226 · Bürger

THW#5166276 · Member

ky UGC#11807704 · Supporters

The Fungus Regime#3080633 · Concript

Waldberg Kaserne [WBK]#10433687 · [OR-1] Schütze

Cube's Games!#8271014 · Members

The Guest Legionaries#11711477 · Member

SGC \ Stargate Command#14199202 · [E-1] Airman Basic

Pfoenix Studio#10846498 · Member

Omni Tech Studios#14945757 · Member

Arrakisᅠ#16437743 · Customers

The Aqil Corporation#11705085 · Customers

Berg-rettung#12635176 · Interessiert an der Arbeit

#LUVLEAN#12685955 · 【💰】Customer

Rukia Society#8242135 · RukiaL0ver69 underlings

Exotic X Group#7930935 · SB | Citizen

Thüringen Roleplay [Original]#14165749 · Bürger

North, Brooklyn Official Community#12857031 · Low Class Citizen

West, New York - Police Department#12836258 · Chief Department Leader

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