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@mazon99899

mason9989999 @mazon99899 #3134913937

12 December 2021
account created (per Roblox API)
12 Aug 2026, 17:15
last measured (UTC)

Username record

@mazon99899 — observed 12 August 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)

C8 :|| SPEAR#14281451
241
:|UU Universal Union|:#13268497
210
The 4th Noob Division#33024297
129
United Nations Joint Command#16346241
53
Athena Naval Service#508996793
32
Velora Scientific Corporation#34540293
32
Geneva Revolutionary Front#15652467
30
|| Universal Union#14368872
28
ASYNC | [Research Institute]#16793793
21
:|Civil Worker's Union|:#13415636
19
Ocular Construction Corp#34292324
15
The Backrooms | Secure & Control#33309720
14
:[OVERWATCH TRANSHUMAN ARM]:#13702897
14
:|Conscript Core|:#13423324
12
9th Military Police Battalion#17162011
12
Corporate Board#11675320
11
Secret Intelligence Commissariat#8452424
10
1st Noobic Intelligence Agency.#695031888
9
MC&D | NAP Committee#7645214
9
6th Training Command#14840226
8
1st Noobic Special Operations#16353093
7
The Backrooms | Research & Explore#33309715
7
5th Civil Engineering Service#14840221
7
1st logistics Services#15431202
6
The Backrooms | Major Explorer Group#17004349
5
19th Recruitment Squadron#33730880
5
SIC PEACEKEEPERS.#17161273
4
Public Sect#8452445
2
GC | JU#11662035
2
:| RAZOR |:#15030034
2
GC | SOTU#11662053
2
7th Marine Military Police Company#34156825
1

Open data

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

Also a member of

Police Roleplay Community#4328109 · Community Member
2,209,972
Special Containment Procedures Foundation [SCPF]#2760782 · Class - D
617,961
The Robine#2808906 · Ground Unit 04
344,107
The Galactic Empire GRW#5298627 · Recruit
228,188
Mano County Roleplayᅠᅠ#10116878 · Member
218,889
CMB | The Universal Union#4904885 · 01 Protection Unit
174,139
The Galactic Republic #2742631 · E1 | Cadet
138,225
Half-Life World#13426157 · Community Member
112,315
FireX Industries#7132841 · Fan
70,141
MRD lndustries#15480742 · MRD | Group Member
52,407
Gianchetti 1924#34244095 · Member
50,033
Greenpoint Police Departmentᅠᅠ#4793545 · Cadet
34,113
Stargate Command | SGC#6762663 · [E-2] Specialist
31,147
The Noobic Stratocracyᅠ#1008942731 · Specialist
17,471
Federal Republic of Noobia#17049589 · Citizen
13,649
TITAN | Military Corporation#6209818 · Outlander
11,338
6th Noob Logistics Agency#15746864 · Personnel
10,958
Federal Ground Defense Force#35997119 · Conscript
6,558
1st Noobic FIeet#16395321 · Crewman
6,260
3rd Noob Divіsion#35903039 · Enlisted
5,916
1st Noob Divіsion#35848809 · Enlisted
4,455
River Gorge#2702030 · Pending Citizenship
3,182
Ground Service Medical Corps#288142915 · Nurse
2,884
[3ND] 3rd Noob Division#114773725 · Enlisted
2,873
The Freedom Fighters •#4532129 · Private
2,571
Federal Defense Supply Agency#36033208 · Republic Soldier
1,797
Thin Blue Line Custom Apparel#4832388 · Customer
1,608
308th Infantry Battalion#35860030 · Enlistee
1,602
Universal Unionᅠ#10079402 · I4 | Ground Unit
1,369
Stratocratic Engineering Corps#947666928 · Visitor
1,111
NORTHERN FRONT#36066063 · Infantryman
999
Вlood and Steel#5450196 · Traveler
990
Half Life | Roleplay#12424571 · Community Member
986
ACSM Product Whitelist#33155927 · Product Owner
747
Supercorp#8452188 · Employ
388
57th Special Operations#512865463 · SF Operator
259
ASYNC|Research Institute#16800118 · ASYNC | KV-31 Engineer
248
The Backrooms | Group#16858264 · Engineer
190
377th Mechanized Battalion.#393710236 · Specialist
169
Toxic CL#5112409 · 💰 customer 💰
131
Stratocratic Recruitment Service#490810309 · Recruiter
125
WCKD | World Catastrophe Killzone Department |#14533104 · Recruit
108
Halfway Dark Studios#35245551 · Fan
74
Metarch#32352546 · Immigrant
63
[NEDI] Noobic Engineering & Development Institute#813055593 · Contributors
54
CMB / The Universal Union#34353585 · Architect
48
[SAL] Scottfield Arsenal Limited#79758948 · Machinist
41
Medical Response Unit (MRU)#610104217 · Combat Medic
40
Athena Maritime Defense Force#610371872 · Department Overseer
37
〔 | Universal Union | 〕#35155668 · Sectoral Commander
35
Noobic Broadcast Service#36015406 · Reporter
34
I understand that once the group name has changed:#15734939 · Sectorial Commander [SeC]
31
Overwatch Soldier#332646 · Overwatch Soldier
29
9th Noobic Engineering & Logistics Corps#144579579 · publishing perms
24
Half life universe roleplay#9217076 · Scientific Level 1
23
Casey's Market#14094095 · Trusted Members
22
The body.#152114678 · Macrophage
18
Noobic Broadcasting Company#430448888 · The general
15
Kingdом оf Dеnmаrk#33398509 · Traveler
15
|: Civil Worker's Union :|#16647503 · Advisory Overwatch
14
Velora Construction Co#403977793 · Developer
13
Boston, Massachusеtts#33078812 · Manager
12
Major Explorer Groupᅠ#17188649 · Chancellor
12
CCA › Combine Civil Authority#17107887 · Commander
12
377th || 16th Engineering Unit#789146609 · teaching developer
12
Thе Combine#15070643 · Members
11
ASYNC | Bio Research |#16748488 · KV-31 Engineer
10
United~States#33613535 · STAR 💫 16
9
Velora Moderation Agency#663897612 · Chairman
9
Quality Assurance | Project Outbreak#647192021 · General
9
|: SHOCK :|#13110855 · Advisory Council
8
[UDR] United Demon Republic#11048732 · Materiel Command
8
|: Overwatch Transhuman Arms :|#13110758 · Advisory Council
8
ASYNC | Engineering Department#32521021 · QA Engineer
7
United States Αrmy 1940's#7062562 · Sectorial Commander [SeC]
6
CMB / Civil Protection#35502777 · Civic Overwatch
6

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