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

SpiderWebb @mastermasonjames #1558150560

9 April 2020
account created (per Roblox API)
14 Sept 2026, 22:36
last measured (UTC)

Username record

@mastermasonjames — observed 14 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)

Open data

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

Also a member of

Nosniy Games#3461453 · Fan
58,835,644
BRAZILIAN SPYDER#35815907 · Member
39,494,025
Scriptbloxian Studios#4705120 · Legend
30,020,728
BIG Games Pets#3959677 · Fan
29,166,052
Chillz Studios#2782840 · 🌟Royal Member🌟
18,666,379
Roblox#7 · Member
13,539,931
Rumble Studios#3333298 · Fan
11,225,704
Wild Atelier#7947655 · Member
8,907,527
Powerful Studio#5522949 · 💙┃Fan
8,062,453
48h Games#14461694 · Member
7,659,582
16bitplay Games#3233280 · Member
7,250,850
The Gang Stockholm#5273516 · Player
7,086,861
Official Group of Drift Paradise#5216132 · 👤Standard Drifter
7,069,089
Foxzie#3955051 · 👤 Member
7,032,948
Tycoon Empire Studios#11221055 · Fan
5,246,955
Murder Mystery#1030692 · Innocent
4,774,891
Easy.gg#5774246 · Member
4,749,171
Play! Studios#7165738 · Supporter 😇
4,302,818
Tetra Games#4843918 · Fan
4,196,037
Thinking Project#1235888 · noob
4,152,371
Brainrot Things#789053509 · Member
4,058,970
thunder1222 Productions#553699 · Member
3,390,561
HD Games.#5028964 · Fan
3,167,084
Shark Fin Studios LLC#3751488 · Sharkie
2,994,318
Strawberreh Squad#432538536 · Member
2,081,292
Capybara's Productions#16890920 · Member
1,944,566
Moonlight Productions.#7311036 · Member
1,860,514
Ghostworks#8204913 · Fan
1,724,882
Mallet#15196270 · Member
1,599,522
Trendsetter Games#12363692 · Player
1,513,713
Pseudostudio#8886210 · Crewmate
1,314,933
Nigiri Games#34498670 · Fan 😊
1,054,387
TeamTanqR#3052825 · Fans
1,026,214
Impulsive Studios#5243967 · 💥 Supporters
947,615
very big wheat#6058858 · Member
757,684
KraoESP - [Grupo oficial del canal]#3379259 · Member
711,720
#Catnation#3236113 · Cat
589,141
XSTNS GAMES#5121874 · Member
520,120
Modly Publishing#6521339 · Member
385,913
Silux Games#10739264 · Member
374,189
Town Of MiniBloxia#11652480 · Member
360,815
350 Studios#32629443 · Member
271,488
TNQR CLAN#11477432 · Fan
222,602
M4 Interactive#34571932 · M4 Owners
221,531
NBC Shirt Makers#1040991 · New Member
211,419
Building Epic Tycoons#7124191 · Epic Member
207,370
NickDonalds#32866723 · Member
182,641
Critical Games.#8631857 · Supporter
144,135
Auto Rap Battles Community#3026254 · Rappers / Fans
138,980
Lucky Leek Productions#8982189 · Player
129,697
Bedwars SUS Clan#11301794 · Member
117,684
Supreme Values#7551084 · Supreme Members
115,531
Sylica#7840403 · Fan
106,991
Dove Interactive#5104827 · Member
100,165
HCBB League#2997980 · Fans
89,356
Ham's MM2#34404897 · Member
78,602
Yamato Studios - Last To Score Loses#34019008 · Member
60,532
Bloxy Games_OF#16832498 · Member
56,526
Supreme Studios!!#12135816 · Members
56,308
The Creepy Games#15508912 · 🎉 | Lil Creepers | 🎉
55,312
Slouse's MM2!#34607630 · Member
53,921
Bugatti Murder Mystery Studios#34610578 · Member
52,323
Good F.r.i.e.n.d.s#4520621 · Friend
48,571
Play Murder Legends#12281917 · Member
37,851
zun's MM2#33947007 · Member
36,203
NilamYouTube Fan's#2944905 · Fans
21,258
Clay's Crew#12887945 · Member
14,340
TRK Bedwars Clan#11760608 · Supporter
12,185
Impulsive-Games!#16325760 · Member
11,873
#TeamSeas#12642456 · Supporter
10,188
BluePeak#34388793 · Community
9,981
TanqR Nation#4449018 · Member
9,935
AI GAMES OFFICIAL#32338871 · Member
8,724
Gear Interactive#32830438 · Members
6,470
Legendary Football Analysis#16337458 · Member
3,660
Arcticverse#35114839 · Fans
1,995
FrogKH Studio#6638715 · Froggy🐸
1,037
Iceed Games#13062669 · Member
908
Awesome Text Shirts#12696001 · Awesome Dudes
686
swоrds#11241776 · 🎮 Member
666
The ClutchClan#14097429 · ⭐| Member |⭐
553
Tarrag0n#13389152 · Player
211
MB | Millie Boys#8935173 · Millie Boys Community
165
JuventusIsBianconeri’s group#7957489 · Fans
136
WZ Bedwars Clan!#14359453 · Member
41
picky group#5554638 · Rouge customer
33
Robux is the best club#5804094 · [C] Costumer
29
Call owner tree#11618048 · Admin
28
The best duck's!#14987042 · ❤️Memembers
26
Zebra’s private server#13998473 · Member.
21
Maniac Gamers#7677270 · Member
18
LLL_SubTolllGamingYT#13819853 · Member
18
Aesthetic squad! Have a good Aesthetic day#8426882 · Member
17
MASTERellyPUZZLE#11844748 · Member
11
Strawberry Coconut Pop#11192314 · Member
10
BlazeStudios Group#13167543 · Customers
10
Wave Clan!#14551894 · new members
6
Im sell for Robuz#13408523 · Member
5

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