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M4ST3R @grzes4 #383265119

3 September 2017
account created (per Roblox API)
29 Aug 2026, 20:25
last measured (UTC)

Username record

@grzes4 — observed 29 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)

Robloxian Mythoids Investigations#32866479
23
my best group ever and ever#5111756
22
Mixed.Co Reboot#34113034
9
pro skateboarder team#5926709
6
Mixed .Co Support Team#6449621
4
Robloxian Lumber Corporation#33267966
3
ਮੁਕਤੀ#34133097
2
Norwegian Antiseptic & Pathogenesis#34131621
1

Open data

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

Also a member of

Yielding Arts#12013007 · Player 🎮
24,734,076
The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,510
Slap Battles#9950771 · BELOVED FAN <3
6,713,217
Paradoxum Games#4914494 · Player
6,010,180
ROLVe#2613928 · Members
4,284,948
Thinking Project#1235888 · noob
4,143,549
Roblox Wiki#127081 · Wiki Helper
3,681,516
USSF - United States Special Forces#22025 · [4] Corporal
3,409,653
Police Roleplay Community#4328109 · Community Member
2,209,884
Polaroid Studios#15422038 · Pre-Alpha Players
1,265,657
CRIMCORP#4165692 · Fan
1,122,396
Innovation Inc.#157764 · Member
1,109,659
Stateview Correctional Facility. ∞#5025380 · Corrections Officer
1,002,300
Tower Defense X#14733518 · fan :d
994,797
Retro Dev#5264310 · Member
912,646
Jean's Bizarre Community#6356872 · Member
726,566
United States Secret Serviceᅠᅠᅠ#5856978 · Special Agent In Charge
624,262
Quarantine Roleplay Community#6448240 · Community Member
614,559
Sebee#6303746 · 😎 PRO
528,432
Badorkbee#3375285 · Follower
488,333
Quantum Science Inc.#2847031 · Employee
484,653
Robloxian Myth Hunters#619142 · Myth Seeker
424,072
OG Roblox's Myths For Real For Life#1106775 · fnaf missing children
411,638
Lumber Tycoon 2 Fans#2658221 · Member
345,555
Team Shark#1044005 · Fans
221,368
CMB | The Universal Union#4904885 · 03 Protection Unit
174,112
Innovation Security#901313 · [LR]In Training
167,646
SCP:F ~ Special Containment Procedures Foundation#4743750 · [Level - 1]
135,162
The Coolest Kids Of Them All#4277911 · Cool Kids
134,452
Blackout District#6568965 · Member
127,983
Royal Studios®#3928139 · Community Members
126,150
S.C.P. Roleplay#3895837 · Level-0
106,268
Yellow Gearworks#3363833 · Supporters
102,971
Facility Roleplay [ConX Studios]#9665726 · Community Member
88,929
Blockate#3595826 · Fan
78,061
Mega Miners#1062766 · Miner
67,817
joe's group lol#12832629 · Member
54,545
Team Pixel Project#5439749 · Member
50,488
The Days Union#4451892 · Civilian
50,256
Mythsman: Myth Investigation Service#4612275 · Investigator
47,148
Official-SCP Nine-Tailed-Fox-Mod#3281789 · Security Department
39,141
Popeyes Fan Group#15131884 · Member
34,698
[ ASYNC Research Institute ]#14615870 · Noclipper
30,492
TrashGang-垃圾帮派#3656970 · ┼ＴＲＡＳＨ.𝔭𝔫𝔤(▰˘◡˘▰)
29,047
Special Containment Facilities.#5500300 · [Level-2]
22,736
Nine-Tailed-Fox-Mod-Mobile-Task-Force-Branch#5285029 · Not-Assigned
15,385
The Pot Brigade#33252260 · Engineer
12,018
Badorkbee Speedrunners#14126235 · Speedrunners
11,618
The Major Explorer Group [M.E.G]#32668420 · Wanderer
11,486
Filthco Wholesale#7118507 · Customeeer
6,188
Faded Myths Unity#4729845 · Pending.....
3,566
super happy wow im so happy i looooooooooove happy#5281393 · 1
3,117
Monkey Meltdown#4861923 · members
2,644
Myth Federation#5730860 · Hunter
1,918
Badorkbee Celebrities#32025788 · Paparazzi
1,908
The Grand Army of the Republic#3057001 · E1 | Cadet [PATROL]
1,722
Union Military Command#11801592 · Enlistment Program
1,707
The Republic of Aurora#4787099 · Inhabitant
1,554
toothepaste#5754011 · 1
1,179
The Hutt Cartel | HC#11564830 · [PFC] Private First Class
1,137
Paths of Peril#33353824 · Member
1,022
Quakend#5484228 · Ducks
568
ROBLOX Myth Recreations#16317699 · Newcomers
517
‖SCF‖ Mobile Task Force.#7423542 · [ O ] » Omicron-9 "Sound and Fury"
348
‖SCF‖ Security Department.#7423493 · [Cadet]
253
‖SCF‖ Acting#14193706 · Trial Actor
133
‖SCF‖ Ethics Committee.#8494325 · [Employee I]
120
‖SCF‖ Security Sentinels#13667971 · [Junior Enforcer]
113
G-G-G-Green#11041556 · who?
111
POLIC DEPARMEN#15544546 · PRISON VISITOORS
99
BRIK CO#34549507 · Developers :)
94
GHOSTEFACE IN A CADILLAC#34268326 · LUDZIE Z BUNKRA
92
THE DlRECTIVE#11494723 · NATION.DENIZEN
90
Leaf Incorporates#7074323 · friendonies!11!111!!!
80
all at sea#14236470 · -Traveler-
55
(-)United States Marine Corps(-)#5732402 · [E3] Lance Corporal
53
TwistingFire fan club#6551704 · Admin
44
Bug Mart#6520989 · Wizard
44
̉The Administrators#32315902 · Volunteer
37
SAFETY, RESEARCH, LIFE.#32794573 · Developer
32
Stray Gang 2#32311923 · Member
24
German Special Forces.#5088790 · Soldat/Soldatin
14
THE EXTERNAL DREAM#7934377 · peacekeepers
9
Betaforge Studio#34360292 · Supporter
8
flooded vally fans#7174633 · Co-Owner
7
SHAKO'#34123398 · SHAKO MEMBER
7
Bail Bonds Company.#5016734 · Recruit
3

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