Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
@ULTRAJK12345

Flow_K @ULTRAJK12345 #2221868167

17 December 2020
account created (per Roblox API)
28 Oct 2026, 10:32
last measured (UTC)

Username record

@ULTRAJK12345 — observed 28 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

Wiggity.#12836673 · Member
31,162,954
Scriptbloxian Studios#4705120 · Legend
30,021,387
Yielding Arts#12013007 · Player 🎮
25,054,769
Gamer Robot Inc#4372130 · Member
19,654,922
Roblox#7 · Member
13,539,812
Sol's Studio#8509669 · [Gamers]
12,709,806
BIG Games™#2703304 · Fan
11,256,346
Wild Atelier#7947655 · Member
8,870,497
club XOX#8327387 · Member
8,417,748
16bitplay Games#3233280 · Member
7,250,957
Broken Wand Studios#4430841 · ✨ | Fans
6,832,369
RELL World#1226491 · [Gen] 2X21
6,624,916
YUМ#11122367 · Small Portions
6,073,235
rip_family#13189664 · Rip_Family
5,657,765
Easy.gg#5774246 · Member
4,748,745
Tetra Games#4843918 · Fan
4,196,122
Thinking Project#1235888 · noob
4,152,429
Lightning Dragon Studio#12420072 · Fan
3,737,149
Ready, set, more!#7371243 · Fan
3,458,522
Roblox Building Roleplaying Construcción#10692800 · ⭐️ Owner
3,407,455
HD Games.#5028964 · Fan
3,167,203
XiaoChen Simulator#13780521 · Fan
2,995,889
Slayers Unleashed#10030212 · Game Community
2,956,457
GamesReborn#3991320 · Fan
2,661,601
Incentive Team#5376709 · Champion
2,527,778
BlockZone#5202664 · Member
2,511,661
TBlox Studios#6039961 · Player
2,249,720
Just Games..#13270425 · Member
2,232,570
G RBLX Games#3481335 · 🔥| Players
2,218,147
Box Games#3002493 · Member
2,141,966
Clover Retribution#15890651 · Member
2,074,886
[B:S] HW Team#6073919 · Fan
1,926,226
Moonlight Productions.#7311036 · Member
1,860,618
Imaginationz Studio#12215612 · Imaginators
1,720,675
Boss Studio [ V.1 ]#13494271 · Member
1,701,416
BloxByte Games#4619164 · Fan
1,252,322
Medal TV#34792238 · Member
1,012,958
SAND4 Tycoon#5929470 · Member
906,895
Crafty Savage!#6116651 · ❤️・Member
673,931
The Sparkle Time Studio#2618316 · Supporter
569,823
StackOrStarve Studios#8667673 · Community
555,035
Soybeen#2841240 · Goobers
517,545
Digital Merit Studios#7674505 · Players
512,221
smallfry#5092428 · Player
511,335
_Leagacy Studios_#3608354 · Owner
457,633
BMG Productions#12149305 · Fan
441,806
Town Of MiniBloxia#11652480 · Member
360,630
Bad Business#3532271 · Fan
354,420
HCHY Studio#13464994 · Fans
321,460
Gaming Glove Studios#10634825 · Glove Family
303,186
Eder Studios#14966987 · 👤 • Member
227,094
Voxels Studio#8154377 · Member
224,446
FIREBOLT'S GAMES#32045844 · Member
180,540
Moonlight Interactive.#4789539 · Member
162,971
Code Rainbow#3667874 · Fan
124,636
Fanatic Studio#8341761 · Epic Fan
56,014
Reiatsu Burst#11639365 · Game Community
52,163
Stranded Sigmas#11216708 · Member
47,659
[BA] Bacon Army*#7046425 · 🏋️| Basic military training
40,312
Little Alien#1054625885 · Member
36,733
EntibxR#5189185 · Experimental testers
28,962
vrax#8397004 · member
24,951
Trollers Mafia#9217649 · 1 | Recruit
22,130
Youtubers#5402 · Member
7,289
Devisti’s Games#13236265 · Average Minigamer
783
UK Parliment RP#8855484 · Civil Servant
60
The Utre Clan#8260105 · Member
20

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