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

@mastercalle #1322768

23 October 2008
account created (per Roblox API)
29 Oct 2026, 01:01
last measured (UTC)

Username record

@mastercalle — observed 29 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)

Open data

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

Also a member of

Roblox#7 · Member
13,540,506
Pinewood Builders#159511 · Member
3,067,618
Builderman#5 · Member
1,079,200
LOL#2 · Cheezburgers
815,998
Future Admins of roblox#35941 · ROBLOX Fan
14,695
Rare/Epic Hat Owners#45521 · Wealthy Hat Owner
14,533
Team Fortress 2 Fan Club#8493 · Member
11,739
Limited Item Investors#102476 · [1] Investors
7,156
Crazy Robloxians FanClub!#108663 · Member
6,172
Sweden#3806 · Arbetarklass
4,575
GTA 4 Fan Club#24351 · [GTA] Gamers
3,911
Noob-A-Naters#4402 · [1] Recruit
3,303
Fried Chicken Luverz#42748 · The Fowllers
3,149
FAIL#371 · Failures
2,841
Shoop da Whoop Team#2558 · Shoop da whoop fans
2,832
First Assault Infantry Legion#122648 · FAILURE
1,856
European Roblox Players#9198 · E
1,850
The builders of the hq#50439 · just joined
1,845
The .S.A.S.#34299 · Members
1,598
monster energy#12206 · Drinkers
1,379
GreenDay Fans!#7533 · green day fans :3
1,263
Sverige#107038 · Medlem
1,252
Robloxians with Money#52962 · Wealthy
1,134
Apples to Apples Fangroup#139652 · Member
1,068
WASD Club#9521 · Perfectionist
1,029
Roblox Security Force#27029 · Clients
1,025
ToothyDeer#82549 · Fans
773
Builder's Club United#184077 · Non-Builders Club
759
DHG Elites#34430 · DGG
705
Crumbled Inferno#153582 · Private[LR]
678
OldBlox#23872 · Old Bloxxers
628
Uber Epic Namez#107100 · Uber Epic Named people!
490
Strike Back#111856 · Agent in Training
468
[ Content Deleted 126017 ]#126017 · Super hater
376
.:Expensive Hat Owners:.#60386 · über expensive hat owners
345
School Sux#157102 · Soldier
316
Paint .NET Users#16473 · Paint.Net Users
297
The Blue Phoenix#98507 · Warrior
284
ROBLOX World Protection Corporation#168362 · Protector
250
Swedish Robloxians#122548 · Medborgare
246
[ Content Deleted 22560 ]#22560 · TW hater
233
Pinewood Builders Labs.#119818 · Technician
221
Operation C.U.T#148735 · Corpral (2)
208
[ Content Deleted 8111 ]#8111 · Member
101
Tom Clancy Fan Club#45815 · TC fan
87
Stargate Atlantis#54437 · Psychologists
72
Pumpkin Legends#34378 · Pumpkin Fan
70
The real Robloxians#96296 · robloxian
69
Red Dragons Clan#152234 · General
62
Hat Wars Experts#63840 · Experts
59
Robloxia's Deal Finders#124218 · 8
56
Battlefield Bad Company 2 Fan Club#88782 · specialists
49
sweden tävlings gruppen#110373 · Ingeta
48
SWEDEN2#23028 · Member
47
Battlefield Bad Company 2#84651 · Recruit
45
Obsidian Knights#130432 · Recruit
43
Medal of Honor Fan Club#138242 · X-Box360 User
41
Shinsengumi#8401 · Recruit
23
Confederate Military *CM*#207110 · (4) Seargent
23
[ Content Deleted 113277 ]#113277 · inside hate
21
battlefield 2 special forces#34710 · the soldiers powners
18
TELEX#97814 · Telex Fighters
16
RoFox#15802 · Fan
13
Rebellion Against R.A.T. Air Force#64963 · Sergeant
12
task force Stealth Fighters#147326 · Sergeant
9
Limited item investors 2#171481 · investor
2

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