ShadowAuthority @SirCosmicC #241390415

Roblox reported this account as terminated when this register checked on 25 October 2026. That is our detection date — Roblox does not publish when the termination happened.

17 February 2017

account created (per Roblox API)

25 Oct 2026, 18:27

last measured (UTC)

Username record

@SirCosmicC — observed 25 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)

Cosmo's Citadel#35505640

HBRP | Hawaii Border Roleplay#33158799

Summerset RP Staff Team#35746660

PTFS RAF || COS#340097567

[CBA] Cosmic's British Army#35308755

Open data

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

Also a member of

Nosniy Games#3461453 · Fan

Bee Swarm Simulator Club#3982592 · Member

The Gang Stockholm#5273516 · Player

Paradoxum Games#4914494 · Player

Atomic Horizon#13911975 · Gamers

Tycoon Empire Studios#11221055 · Fan

Swansa X Peaceful Play#33231549 · Member

Pilot Training Club#2794513 · Fighter Pilots

American Plains Mudding#4548068 · Member

Police Roleplay Community#4328109 · Community Member

Block Evolution Studios#3250407 · Fan

Super Magnet Studios#5054561 · Supporter

DAALER STUDIOS#5363999 · Member

TBlox Mini#32305181 · Member

The US Military 1940s#4545116 · Private First Class

W Games!!#371187801 · Member

Tycoon Typhoon#3234576 · New

No time at all#1019119471 · Member

SCP | Roleplay Community#5479038 · Roleplayer

Potluck Games#5847588 · Member

Stateview Correctional Facility. ∞#5025380 · Cadet Officer

Highfield City Police Department#6117548 · Constable

Stealth Developers#12266404 · Fan

Oh Golf Trainers!#737890849 · Golfers!

|BA| -British Army-#4972535 · [OF-D] Officer Cadet

Central Intelligence Agencyᅠᅠᅠ#6572612 · Director

Crazy Launchers#522187602 · Member

Gloez Studios#35878863 · Seller

UnᎥted States Marine Corps#5570997 · [RT] Recruit Training

The United States Marine Corpsᅠᅠᅠ#5655676 · [O2] First Lieutenant

Blinky Studios Official#827009858 · Member

Special Weapons and Tactics Unitᅠ ᅠ#10394427 · Private

New York City Pоlice Departmentᅠ#9473652 · Police Cadet

Maritime Roleplay Community#3297339 · (I) Roleplayer

Great Scott#5516617 · Member

SCP: Site Roleplay Community#2935212 · Group Member

Fab's Creations#34574604 · Member

Quantum Studios EU#33883993 · 👮 DEPUTY SUPERINTENDENT

Clayton Juvenile Detention Center#13761679 · Community Member

Central Intelligence Agencyᅠᅠᅠᅠᅠᅠᅠ#9137144 · Junior Agent

Oldie Studio#3956247 · 🐣 Member

TakeFlight Studios#35307173 · Member

ER:LC Liberty Apparel#15985921 · Customer

[BA] British Army Academy¤#32366337 · [OR-1] Recruit (Basic Military Training)

RAF • Royal Air Force •#12699169 · [OF-1a] Pilot Officer

Arlington National Cemetery ⁃#33675989 · Military Personnel

Unіted States Armyᅠ#33638502 · [BCT] Basic Combat Training

| Urban Studios |#13839305 · Community Member

His Majesty's Armed Forces || British Army#33823647 · [OR-6] Sergeant

NATO • North Atlantic Treaty Organisation#34409243 · Allied Forces Personnel

N・B Studios#33265040 · Community Member

RN • Royal Navy •#33773335 · [OR-1] Ordinary Rate

United Kingdom Westminster Roleplay#35881728 · Member

Unіted Statеs Mіlitary#32590347 · Recruit Training

RM • Corps of Royal Marines •#34649313 · [OR-1] Recruit

The Household Cаvalry#14003399 · Trainee Troopers

RAF | Quartermaster Store#33367445 · Customer

|SBA| • British Army#299814160 · [OR-1] Recruit

Star Wars : Roleplay#866453521 · Republic Personnel

Imperium Rōmānum⋅ ᅠ#6105698 · Provinical

The Sypher Family#14646418 · Sypher Supporter

The Authority Bloodline#527328988 · 3

FlyEcho Airlines#16092423 · [EC] | Economy

Longhill City Police Department#33321078 · [E1] Private (Recruit Training)

ֹֹֹMilitary Development Community#862480 · Community Member

British Armyᅟ#32373399 · [OR-1] Recruit (Basic Military Training)

[USA] - The United States Army-#10248708 · [E1] Private

Spiderdefends |BA|British Army#17339147 · gamek_2

Training Centre.#16533292 · Private

Entry Team#11204159 · 👮・Police Officer

BA ※ British Army#35896414 · 9

-- Royal Air Force --#36015895 · Non-Commissioned Officer

The United Stаtes Mаrine Corps#10271397 · Member

American Union Roblox#33516857 · American Citizen

BA | ~ British Army#14564349 · [DCGS] Deputy Chief of General Staff

Scandi Official#73573516 · Management Team

Sunset Grills#15494634 · Valued Customer

UKCity of London Roleplay#287824883 · Member

Inspire Designs.#35387955 · Member

Steam Account Recovery Unit | SARU#36010871 · SARU Operator

([USAR] United States Army)#33188540 · [E-6] Staff Sergeant

The Fuzzy Universe#34901385 · Fan

Jasper Prison Facility#10316261 · Prison Associate Director

Roswind City#464890754 · 30 day suspension

Secret Intelligence Agency - Official#5668443 · Community Manager

[JUSAF] Quartermaster Corps#92594722 · [Senior UT] Senior Uniform Tailor

{R6Desertfox} United States Navy#35049669 · E-1 (Recruit Seaman)

COS (Counter Opposition Squad)#16943152 · Raider

San Benito Texas Role Play#7849028 · Development Team

| Fort Liberty |#33609684 · [MoD] Ministry of Defence

Hexagon Fire Solutions#32937623 · Developer

British Army Training Academy#8158134 · [CR] Chief Ranks

A&C Entertainment#35578997 · 👑 Co-Creator

9

91st : Mobile Reconnaissance Corps#139410049 · Recruit

6

Core Studios,#35837050 · Member

6

LSRP | Lakeside Roleplay#35398228 · LSRP | Member

6

ObsidianStar Studios#704317092 · Developer 🛠️

5

[STAFF] Florida State Roleplay#34613167 · SHR

4

| RMP | Roblox Military Police#16725748 · Army Police Academy

4

| FL | The Parachute Regiment#34586147 · [HQ] Ministry Of Defence

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