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

Billy @PetroKnight21 #1674128061

4 June 2020
account created (per Roblox API)
10 Nov 2026, 19:28
last measured (UTC)

Username record

@PetroKnight21 — observed 10 November 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
59,188,415
Catalog Avatar Creator#15102943 · ✨ Member
46,461,099
Wiggity.#12836673 · Member
31,258,142
Chillz Studios#2782840 · 🌟Royal Member🌟
18,690,110
Roblox#7 · Member
13,540,063
Slap Battles#9950771 · BELOVED FAN <3
6,732,462
Jule Games#13031751 · Member
5,308,646
Easy.gg#5774246 · Member
4,751,051
Forsaken Dev Team#33548380 · Member
4,612,396
The MonkeyMan Fan Club#14765325 · Member
4,557,588
Nova Wave Games#14089766 · Member
4,366,935
Frost Blade Games#8605341 · Member
4,084,450
QuadraTech#4645213 · Supporter
3,866,403
EOM STUDIO#15090884 · Fans
3,531,480
Garden Defenders#35989084 · Defender
3,372,729
KreekCraft Community#3072234 · Member
3,012,205
MiaoMeoHome#17075790 · Fan
3,010,390
XiaoChen Simulator#13780521 · Fan
2,994,484
Roy & Charcle#1083606 · Fans
2,750,638
MY FISH FRIEND#36097751 · Member
2,449,411
Hyper TD#33298472 · Member
2,062,000
Names Are Not Important#8731481 · Member
1,919,703
Rocket Kidz#11131037 · Fans
1,608,764
Giggle Inc#15230793 · 😀 Friends
1,585,792
White Dragon Horse#8237745 · Member
1,574,870
THE TEST COMPANY#557080384 · Member
1,397,069
THEAM STUDIOS#15333610 · THEAM | Community Member
1,390,019
Mega Funny Games!#12240642 · Fan
1,307,278
Ultimate Super Toilet Roleplay#32725804 · Cool People
1,136,872
Enclamatic Idlers#14495448 · Fan
1,047,996
Experiment.#33290917 · 🎮 | Players
1,037,952
dreamy™#4266525 · Supporter
886,001
ZO by Voldex#10378847 · Supporters
865,856
Simple Games Incorporated#7312028 · [👥] Fan [👥]
842,409
World // Zero#4484634 · Player
832,116
ECG Studio#7227187 · Member
774,380
WOJAN STUDIO#11417477 · Member
739,920
† Christians of Robloxia †#184799 · Christian
673,429
Skate Central#5881468 · Skater
459,779
DarkNDiver#34140206 · Member
447,245
TopFun Studio#16566214 · Players
393,575
TenuousFlea Universe#4814485 · Supporters
389,074
Twin Atlas#15556721 · Follower
369,440
NK Studio#5463090 · Member
347,706
The Noob Experiment Battlers#35835282 · Battlers
332,690
Unboxed Horrors#11600678 · Member
300,004
Pixel Painter#13086577 · Console
279,809
Plane Crazy Developers#4518168 · Fan
276,799
Untitled Soccer Thing#33270263 · Member
254,527
Slap Battles UGC#15583302 · UGC Enjoyer
250,698
Montecristo#16916270 · 🃏Collector
224,752
Craft TD x Blackstar#35060039 · Member
204,060
BitHeart#15745211 · ⭐ Society
201,604
Curious Cat!#690157696 · Curious Cats
192,582
Trioseed#32825176 · Member
187,060
Pigs Co#35805061 · Piglet
173,572
Rare's Club#4808105 · Fan
152,182
Tycօօn#8583133 · Player
145,182
Lynex Innovations#34970281 · Members
130,779
School Of Developers | ROBLOX DEVs#9658196 · 🧠 | ROBLOX Developers
119,299
NoNameStuff Studios#35579381 · Member
88,348
People Stuck in Space#4036392 · Astronauts
78,759
PXL | Pixel Playground#17299549 · Members
62,443
no time!#10101405 · Member
57,684
Soaring's Games#9213997 · Supporter
50,878
Ninja Dolphin Games#5171099 · Fan
42,971
Ocean Studios_#8287338 · Supporter
36,428
Sector 7 Games#14250871 · Member
34,281
The Cosplayer Society Consortium#16651039 · Member
21,064
NPC Experiment#32890809 · Member
14,192
Ro-Bots Inc.#4224460 · Roboteers
11,575
Robot Champions#14088032 · Member
3,515
SweetBoyz#33304785 · Fans
2,901
Murder Matrix Studios#32574284 · Member
1,318
Pro League - Robot Combat#7656971 · Member
510
Script Fighting#8952419 · Fighter
420
ROBLOX BATTLEBOTS#15218967 · Member
395
EpicDoge's Combat Robots Co.#15041785 · Member
309
World Division of Robot Combat Official#8754007 · Epic Members
284
Noobik1top#17247296 · Members
261
ZuggyJ's Roblox Group#8070883 · Member
233
NRC Official Group#35805147 · Fan
97
Rocket Arena#201487 · Rocket Arena Fan
82
Simple-Bots: Official Community#281811406 · Member
74
PCBC#34103992 · Member
71
RCRL#16738983 · Member
56
bab's Brilliant Bot Battles#8209843 · Member
33

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