@MonarchSin #1430073113

26 January 2020

account created (per Roblox API)

26 Sept 2026, 20:39

last measured (UTC)

Username record

@MonarchSin — observed 26 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)

MonarchSin's Group#12159155

8

[AMC] Material Command ᅠᅠ#12775633

Open data

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

Also a member of

Thinking Project#1235888 · noob

Pilot Training Club#2794513 · Fighter Pilots

ZedCo#3315676 · MemberZ

USSF - United States Special Forces#22025 · [4] Corporal

1-Day#34327520 · 🎮 | Players

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

| Coffee Bros |#32308848 · Fans

United States Secret Serviceᅠᅠᅠ#5856978 · Special Agent In Charge

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

IllIllI#4987884 · Member

Slogo's Best Friends#6287808 · Member

USSS | Νational Guard#6752151 · [E1] Enlisted

[SAF] Swedish Armed Forces #3377358 · [OR/7] First Sergeant

Sin Corporation#5919652 · Playerbase

[IAF] - Irish Armed Forces#9275037 · [REC] Recruit (Basic Training)

Sin's British Army#13327567 · [OR-2] Private

SharpVision#13317009 · Member

Sin™#1140556 · Prorex

Estonian Defence Forces | EDF#8449582 · [OR-8] Master Sergeant

Vicious Corporation#9834820 · [VCF] Vicious Corporation Fans

[SIN] SinBucks#6544241 · [TR] Trainee

|RMAF| Moroccan Armed Forces#5154764 · [REC] Recruit

Τokugawa Shogunate#13217358 · Ashigaru

United States Coast Guardᅠ ᅠ#9942456 · [E1] Seaman Recruit (Basic Combat Training)

Quack Bank#8827228 · quack nub

Foreign Affairs | EDF#10200302 · Personnel

Landsport Airlines#4919809 · Chief Financial Officer

[SAF] Officer Clearance#35615065 · [OF/2] Captain & [OF/1B] Lieutenant

United States Space Fοrce ᅠ ᅠ ᅠ#12018622 · [DA] Defense Advisor

United Stateѕ Armу ᅠ#12749284 · [E2] Private

ViViD ᅠ#11592038 · Sin

Quartmasters Corps | EAF#10029436 · Department of Defence

Τimeless Studios#11641034 · Administrator

9

|RMAF| Gendarmerie#6333663 · [SIN] Director

5

Forces Command || U.S Army ||#10029400 · Department of Defense

5

|RMAF| Training Services#6333678 · [SIN] Director

3

|RMAF| Royal Guard#6333657 · [SIN] Director

2

[TRADOC] Training and Doctrine Command ᅠᅠ#12760608 · [JCS] Joint Chiefs of Staff

2

|RMAF| Air Force#7456828 · [SIN] Director

2

|RMAF| Special Forces#6876572 · Admin

2

|RMAF| Royal Moroccan Marines#6876516 · [SIN] Director

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