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rkaT @LeftbonTheory #510942572

100
followers (as measured)
6 February 2018
account created (per Roblox API)
3 Oct 2026, 15:44
last measured (UTC)

Username record

@LeftbonTheory — observed 3 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)

U.S Marine corps [United States Marine Corps]#5961639
6
Committe for State Security#5185052
5
Royal Italian Empire#6330277
5
The Government of Draco#5546263
4
[TDL] The Draco Legion#2656891
3
some random clothing group idk#5762172
2
U-boat Clothing#16824749
1

Open data

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

Also a member of

Car Crushers Community#2726951 · Skilled Crusher
8,641,814
USSF - United States Special Forces#22025 · [4] Corporal
3,413,533
Police Roleplay Community#4328109 · Community Member
2,224,453
The Red Army .#4802792 · Conscript
1,537,020
The US Military 1940s#4545116 · First Sergeant
1,505,708
United States Army    #3108077 · [E7] Sergeant First Class
1,430,112
Largest Military#3140851 · | E | Lance Corporal
1,289,452
Dunn Games#4035125 · Fan
1,027,991
Stateview Correctional Facility. ∞#5025380 · Commander
1,006,007
United States Military 1960s ᅠ ᅠ#3454445 · E1
960,387
Μilitary Simulator#4800484 · Community Member
808,595
Militsiya .#4901723 · Sergeant
481,782
Valley Prison#33269521 · Member
456,054
The United States Marine Corpsᅠᅠᅠ#5655676 · [E2] Private First Class
378,906
KaioWithK#8732949 · Humans
290,727
Naval Roleplay Community#3534363 · [ADM] Admiralty🔱
258,155
Unitеd States Air Force#6760741 · [E2] Airman
225,204
The Party .#4849580 · Party Cell
209,974
State of Firestone#2803360 · Tourist
160,155
Thе Known Galaxy#6153729 · Explorer
133,104
United States Coast Guard ᅠ ᅠ#9057373 · [E7] Chief Petty Officer
111,871
United States Marine Corps#2537897 · [RT] Recruit Training
87,136
The Jedi Ordеr#5723250 · Youngling III
61,598
Formalitat | Formal Attire & UGC#14086029 · [1] Clientele
57,296
Teutonnia#15294045 · Serviceperson
48,315
State of Ridgeway#6768136 · Resident
42,269
The Rebel Workshop#11949741 · Rebel
37,780
[NLD] Kingdom of the Netherlands#2525269 · Citizen
29,867
Jedi Academyᅠ#11243615 · Youngling III
22,741
Quartermaster Customs#5040124 · Client
20,611
United Stateѕ Mаrinе Cоrps#9436889 · [E1] Seaman Recruit - BMT
20,329
Tеutonnic Army#15822489 · Private
17,509
Nederlandse Antillen#5024778 · Dutch Antillean Citizen
10,744
United States Marine Corps ᅠ ᅠ#9221825 · [E1] Private
6,671
Quаrtermaster Corps 1940s#32617081 · Customer
6,522
Czonia#7679789 · Verjevec [Recruit]
4,343
‌The Rebirth#4290774 · [OR-2] Lance Corporal
4,321
State of Ridgemade#35722639 · Resident
4,299
Unitеd Stаtes Coast Guard#35337024 · [O1] Ensign
3,678
Kingdom of England [HYW]#35264481 · Footman
3,544
2nd ROK-US Combined Infantry Division#32772977 · [E1] Private
3,159
Unіted Stаtеs Аrmy#14467983 · [E-3] Private First Class
2,846
The Royal Navy#2547211 · Landsman
2,681
Unitеd Stаtеs Αrmyᅠ ᅠ#16227247 · [E1] Private
2,638
Cоast Guard Exchаngе#9593128 · Section Supervisor
2,580
Unitеd Stаtеs Νаvy ᅠ ᅠ#9202136 · [O1] Ensign
2,334
USA | StudsPerSecond#12567277 · Delivery Driver
2,153
-[US]- United States Army.#708473033 · [E2] Private Second Class
1,866
The Imperial Realm of Osterheim#34995840 · Military Personnel
1,190
Unitеd Stаtеs Coаst Guаrd#13012749 · [O9] Inspector General of the Coast Guard
1,173
1st Infаntry Division 1940s#16303047 · Member
1,168
Coast Guard Foreign Affairs#9526237 · Member
789
Project: Golden State#34853255 · American Citizen
488
11th Arctic Airborne Division "Arctic Angels"#875133728 · Private Second Class
463
Unіted Statеs Marinе Corps#32412567 · [E1] Private
451
CRP I Colorado Roleplay Community#35291242 · Member
380
----[USM]---- United States Military#16802304 · Sergeant Major of the Army
270
{The United Colonies}#34524529 · Colonist
270
[EAF] - Egyptian Armed Forces#15481325 · Lieutenant Colonel
259
The Gabian Empire#4455989 · Imperial Citizen
237
*{The Continental Army}*#34881903 · Minuteman
224
Los Reyes Bloodline#9799344 · Friends
174
[5th] The 190th Regiment#34537289 · Former 190th Member
164
Elm County, Pennsylvania#5274528 · Middle Class Resident
133
Unitеd Stаtеs Νаvyᅠ#17106578 · [E1] Seaman Recruit
133
Czonian 1st Naval Fleet#16791396 · Nêlman Verjevec [Seaman Recruit]
130
[-] Warren County Jail#10268413 · Inmate
118
State σf Hermitage#32401179 · Law Enforcement
102
Theory’s#5823422 · LeftbonTheory
84
San Francisco Roleplay - WL#35137099 · Member
81
United Stαtes Αrmyᅠ ᅠ#10075460 · [O8] Major General
80
Stαtе of Mαyflower#1004867127 · State Resident
71
Czonian 47th Naval Infantry Brigade#12385021 · 7th Marine Shock Regiment
65
A.G.S. | United States Congress#983123416 · Former Representative
52
United States Marine Corp, San Diego#1028040988 · [E-1] Private
51
[Infinity's] United States Marine Coprs#34119952 · [E1] Private
49
Vestiario's#33054442 · Board of Directors
43
United States Μarine Corps ᅠ ᅠ ᅠ#16228806 · [O4] Major
39
The United States Air Force·#35375625 · [O10] Vice Chief of Staff of the Air Force
30
United States Coast Guardᅠ ᅠ ᅠ ᅠ#1057385968 · [O9] Deputy Commandant
29
King's Own Cheshire Archers [HYW]#35424855 · Footman
28
Netherlands Antilles Historical Society#96584049 · Board of Trustees
28
Special Missions Training Centerᅠ#419326377 · Cadre
26
1st Cavalry Division, 1st Brigade “Ironhorse”#637353466 · Sergeant First Class
26
Coast Guard Administration#9263191 · Level 2
25
Office of Cutter Forces ᅠ#9224442 · Gunners Mate
25
Deployable Specialized Forceѕ#16181082 · Team Staff
24
Accent Homestore#17210377 · 🥺 | Besties
24
|-THE ROYAL NAVY-|#14411970 · Recruit (OR-1)
23
Cleargate Interactive#11522866 · Internal Affairs Department
21
The British Army |1940's|#3918050 · |Prince |
20
Maritime Security Response Team ᅠ#9224428 · Team Staff
20
Durham Regional Community#880113528 · Member
17
Coast Guard Headquarters ᅠ ᅠ ᅠ#897703143 · Deputy Commandant of Operation
15
26th Marine Expeditionary Unìt#16446896 · [E-8] Master Sergeant
15
Office of Cutter Forces Veterans Association#781880133 · Directorate Advisor of the Veterans Association
14
DDG 108#16945845 · Executive Officer
13
Aɨr Combat Command#193200118 · Air Force Headquarters
13
Team Domino’s#6410682 · Team Domino’s Ensign
12
2nd Operator Division#6752717 · Honorary Personnel
12

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