FidelisSin @SergeantFidelisSin #3024118178

2 November 2021

account created (per Roblox API)

18 Oct 2026, 01:32

last measured (UTC)

Username record

@SergeantFidelisSin — observed 18 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)

• USMC - United States Marine Corp •#14519965

9

Marine Raider Regiments#16202298

3

E7Gunnery_Sergeant's Market#33116896

2

FS-Futuristic Studios#32729416

2

ERLC Lake County Staff#14698169

2

Coast Guard Exchange - [USCG]#14874970

Open data

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

Also a member of

KizmoTek Studio#3115970 · Community Member

Low Effort Studios.#16403616 · Yeeter

BloodSplatter12#841193265 · [Players]

Nuclear Fun#476026804 · Fan

TPC Games#32350554 · 💚 Fan

Nova Wave Games#14089766 · Member

ZedCo#3315676 · MemberZ

Lightbulb's Studio#6570411 · Member

Unequal Games#35063157 · Member

Bright Games Studios#13081182 · 💞 Rank I

|GAR| Grand Army of the Republic |#5214183 · Cadet

xFrozen Takeaway#33165997 · Member

veedio gaems#33896179 · idk

Robotz's Fan Group#3043322 · 💖 #BeepBoop

NOYO Productions#34481840 · Member

SEA Military#2648601 · [T] Trainee

Small World Games - Tycoons!#11268456 · Member

InfinitySports#32333865 · Players

Small Team Big Dreams Studio#207493509 · Member

|BA| -British Army-#4972535 · [OR-1] Recruit

United States Secret Serviceᅠᅠᅠ#5856978 · Member

Κarate#9434941 · Player

Infinite Evolution#714790418 · member

6B Games Factory#16239175 · FANS

#Bronx Games#35970566 · Member

sooo satisfying!#811181679 · Member

Weapon Williamson#308858726 · Member

Central Intelligence Agency ᅠ ᅠ ᅠ ᅠ#9165980 · [GS-1] Cadet

The United States Marine Corpsᅠᅠᅠ#5655676 · [O5] Lieutenant Colonel

CrimeVisuals#32757837 · Members

Okay HB#849668377 · Member

SCP: Site Roleplay Community#2935212 · Group Member

Roblox Developer Community#10720185 · Developer

WW3 before GTA6#689352645 · Countryball

The Company: Corporate Roleplay#1027839452 · Member

Military Productions,#34003483 · Member

National Football League (Official)#15758674 · Member

Infinite Clone Army#757300736 · Member

Loaded Weapons Community#8885174 · Loader

Speedy Robbers#154889820 · Member

Mesh Grass Game#34015688 · Member

Sin Corporation#5919652 · Playerbase

[-] Marine Corps Foreign Relations#5685487 · [P] Personnel

United States Military#1068070 · Military Personnel

Major League Baseball [Official]#34039192 · Member

[ - ] Marine Corps Officer Candidate School#6141282 · [G] Graduated Officer

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

Sin™#1140556 · Baro

Casual F/A-18 Enjoyers#32771562 · Casual Enjoyer

[AA] Australian Army¬#14618545 · Lance Corporal

Blackwater Dynamics#959575218 · Supporter

Naperville's Finest Roleplay [NFRP]#35187688 · Member

United States Marine Corpsᅟᅟ#632444026 · [O5] Lieutenant Colonel

roch's dump#15740988 · consumer

Vicious Corporation#9834820 · [VCF] Vicious Corporation Fans

United States Coast Guard #3928925 · [O10] Admiral

[SIN] SinBucks#6544241 · [C] Customer

[-] Medal Database#156956725 · Silver Star

[-] United States Marine Corps Funding#16291208 · Member

Sunset Valley Police Department#32753076 · Tenured Engineer

The Unіted States Army#34120557 · [E2] Private Second Class

USSS Department of State#32476676 · Foreign Diplomat

Vicious Family Inc.#164926540 · Member

|BA| Foreign, Commonwealth and Development Office#15228050 · [USMC-D] USMC Diplomat

[-] Molote Insurgency#52086869 · Recruit

{-} Department of War#16344939 · [DDCO] Deputy Director of Combat Operations

[-] Foreign Affairs Department#14735075 · [SCA] Senior Consulate Ambassador

CIA | Office of Foreign Intelligence Relationships#442771362 · [AR] Allied Representative

SEA Foreign Affairs Department#502398424 · [-] Foreign Diplomat

The Watterson Brothers Studio#35960395 · 💼 Worker

United States Joint Foreign Relationsᅠ#15315802 · Allied Diplomat

[ - ] 1st Μarine Divisiοn#6167040 · [BIC] Basic Infantry Course

The Sin Family Legacy#399508806 · Baron

{-} Quartermaster Corps#72993351 · [TQM] Trial Quartermaster

{-} Internal Affairs Department#16279895 · [C] OSM Candidate

[-] Payout Group#677242176 · [UP] Uniform Publisher

Amethyst Amenities#32439669 · Customers

Office of the Chief | SVPD#34790437 · Assistant Chief of Police

6

Maritime Law Enforcement - [USCG]#34703334 · [CGH] Coast Guard Headquarters

6

Office of Special Operations | SVPD#32755814 · Assistant Chief of Police

6

Metropolitan Division | SVPD#34790444 · Bureau Commanding Officer

5

Wilmington North Carolina State Roleplay#14958337 · Deputy Director of Wilmington North Carolina Roleplay

5

Traffic Group | SVPD#35996980 · Assistant Chief of Police

4

Sunset Valley Fire Department#36059466 · Member

3

Training Bureau | SVPD#32755811 · Assistant Chief of Police

2

Detective Bureau | SVPD#32755877 · Assistant Chief of Police

2

Professional Standards Bureau | SVPD#32755816 · Assistant Chief of Police

2

Security Services Division | SVPD#34790440 · Bureau Commanding Officer

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