Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation

Polymath @K12dot3 #2612481554

30 May 2021
account created (per Roblox API)
28 Sept 2026, 11:53
last measured (UTC)

Username record

@K12dot3 — observed 28 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)

Special Warfare Operations Response Missions#36022894
7
Blackhawk Syndicate#34661356
2

Open data

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

Also a member of

16bitplay Games#3233280 · Member
7,253,103
RELL World#1226491 · [Gen] 2X21
6,619,528
Paradoxum Games#4914494 · Player
6,040,524
Small World Games x Anime Defenders#34121350 · Member
4,758,975
Typical Games#2649054 · Member
4,307,972
ROLVe#2613928 · Members
4,293,967
Pilot Training Club#2794513 · Trainee Pilots
3,862,372
Windburst Banana#13657923 · Members
3,527,440
Ready, set, more!#7371243 · Fan
3,385,026
Windburst#11189454 · Member
2,141,329
Cruising Studios#5435520 · Fan
2,008,018
Cloud Entertainment#1038305 · 🎮 Gamer
1,901,347
Kaleum Expeditions#5105842 · Ⓛ Climbers
1,541,477
Edot#5103306 · Member
1,432,717
United States Army    #3108077 · [E2] Private Second Class
1,430,112
[CBRN]#5855434 · [E-1] Recruit
1,143,343
Innovation Inc.#157764 · Member
1,137,785
Stateview Correctional Facility. ∞#5025380 · Deputy Warden
1,005,980
GoPro Expedition Team#2961381 · New Climbers
978,595
United States Military 1960s ᅠ ᅠ#3454445 · E1
960,389
StyLiS Studios#1103278 · Supporters
940,433
BloxCrafters Emerald#7724965 · Member
740,463
† Christians of Robloxia †#184799 · Christian
674,918
Central Intelligence Agencyᅠᅠᅠ#6572612 · Junior Operative
634,379
United States Secret Serviceᅠᅠᅠ#5856978 · Agent In Training
633,486
Qubix Games#11495802 · Members
597,057
Badorkbee#3375285 · Follower
489,664
Quantum Science Inc.#2847031 · Employee
485,581
BeachBlox#5033680 · Visitor
464,263
Mega Drive#3839331 · Player
460,801
United Expeditions#3581607 · Climber
457,523
Royal Hillcrest#10380454 · Upper-Class Guest
456,038
Extreme War Experience#5863339 · Roleplayers
383,873
The United States Marine Corpsᅠᅠᅠ#5655676 · [E2] Private First Class
378,906
Hοly Rοman Empire#5908211 · Man-at-arms
363,492
Plane Crazy Developers#4518168 · Fan
270,833
Naval Roleplay Community#3534363 · Aircraft Pilot
258,155
Ḉontinental Army#5031513 · Militia
256,734
Everest Games Holding#4902831 · Players
231,098
Voxels Studio#8154377 · Member
223,600
Peak Development Studios#2838077 · Member
210,975
OPFOR Studios#14309341 · Member
204,858
Thе Senate and People of Rome#5775679 · Provincial
190,645
MZ Community#12527656 · Member
188,423
Issara Studio#5357494 · Members
178,339
{RA} Robloxian Adventures#4963098 · Adventurer
158,092
SCP Architect#5237344 · Architects
131,579
RECOIL Group#5031043 · Member
79,152
Lionhearts: Crusade#1160789 · Community
77,672
Roman Entertainment#6531840 · [Community Member]
76,889
Red Bear Community#7060982 · Supporter
75,747
[VWRP] Vietnam War RP Community#2798061 · Roleplayer
73,536
Badgers of Robloxia#5587275 · Casual
69,338
The Napoleonic Company#5496315 · 🥈Fighter
65,558
Stargate Horizons Community#3218449 · Member
56,684
Τhe United States Μarine Cοrps#6772372 · RT | Recruit Training
54,244
STUDIO OSNOLA#33319242 · Member
52,187
Power Low Studios#4036257 · Member
52,079
Bleeding Blades#10831719 · Supporter
51,899
[DEVTEAM6] Fireteam Community Group#2607805 · Community Supporter
47,341
Canada 1940's #3876907 · Immigration Office
46,524
Astrabasis Interactive Media#7888688 · Member
44,295
ARCSOFT#16161149 · Member
43,674
The Red Box#10589628 · Member
40,290
BRICKWARS#5988141 · Ground Forces
39,889
Melchett's Living History#3450995 · Community Member
39,085
Reconnaissance Games#8658416 · Member
36,901
Model Studios.#5921330 · Roleplayer
35,562
Dirty Civilian#17179200 · Civilian
30,444
Attack on Titan : Resistance#34596273 · Member
30,016
[I] Verdun Development Group#2575126 · Roleplayer
25,648
Sonic Studioss#8263877 · Sonic Fans
22,720
The Noobic Stratocracyᅠ#1008942731 · Stratocratic Civilian
18,679
Asset Tester 3#34890699 · Member
18,017
Age of Vikingsᅠ#3028256 · Wayfarer
10,855
Downfall Official Group#8507622 · Member
7,632
TNC - Britain#5656424 · Member
3,685
TNC - France#5656425 · Member
3,381
Legionary Vostannia#950737496 · Legionnaire
1,835
Swords & Sigilsᅠᅠ#208755222 · Commoner
1,295
| Das Deutsche Kaiserreich |#33090330 · Rekrut
901
CB Studio#7797478 · Community Member
569
The People's Republic Of Vostradia#10745894 · [SO] Office of Development
432
Earldom of Nidaros#4382439 · Rekkr
226
The Senate and People ᴏf Rome#32602053 · Provincial
226
Army of the British East India Company#34284919 · Developer
177
The Senate and Province of Rome#32025373 · Provincial
127
Sniper Funding Group#33770213 · Dev
79
Vostannian Corps of Officers#748828102 · Legionary Officer
71
Stillate Legio#17339481 · │Tiro│
67
Reіno de Pоrtugal#32487134 · Comandante
66
~Tenebris~#15960082 · Recruit.
45
Tokugawa Shogunate |BV|#7956192 · Heimin
33
Robias Containment Inc.#17130090 · HR + Emperor and CEO
29
|~Tenebrium Imperium~|#16435298 · Recruit
28
Non-Stop Action Wrestling#9822518 · Moderator
24
American Marine Corps 1950s#8600883 · Private
24
Royce Development Studios#36057603 · Builder
21
House Royce Studios#33062493 · Member
21
Gаrdе Imрériale#33495018 · Jeune Garde
13

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