Index @0509masa #2770401847
31 July 2021
account created (per Roblox API)
22 Aug 2026, 15:05
last measured (UTC)
Username record
@0509masa — observed 22 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)
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Also a member of
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45,985,243Blue Lock Rivals Unofficial Fans#34671275 · Member
32,838,920Wiggity.#12836673 · Member
31,176,716Scriptbloxian Studios#4705120 · Legend
30,020,400Gamer Robot Inc#4372130 · Member
19,659,267Chillz Studios#2782840 · 🌟Royal Member🌟
18,663,994Bee Swarm Simulator Club#3982592 · Member
18,237,491Roblox#7 · Member
13,540,014Sol's Studio#8509669 · [Gamers]
12,713,752BIG Games™#2703304 · Fan
11,256,095The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,753(学乱) Gakuran#416091513 · Students
7,518,642Roblox High School: Fan Club#1127093 · New Fan (Unranked)
7,012,458Slap Battles#9950771 · BELOVED FAN <3
6,732,687Fisching#7381705 · Fischer
6,204,688Paradoxum Games#4914494 · Player
6,062,355rip_family#13189664 · Rip_Family
5,657,882xFrozen Obbys#16908756 · Member
5,607,204Tycoon Playground#10446127 · Member
5,469,725Jule Games#13031751 · Member
5,268,980Forsaken Dev Team#33548380 · Member
4,603,115Volleyball Game Group#35330702 · Volleyballer
4,567,768The MonkeyMan Fan Club#14765325 · Member
4,555,770Typical Games#2649054 · Member
4,390,721Nova Wave Games#14089766 · Member
4,358,048Thinking Project#1235888 · noob
4,152,435ひみつのおるすばん:Secret Staycation#33331483 · メンバー - Member
4,137,271Frosted Studio#3385385 · Fans
4,044,630Telanthric Development#15022320 · Player
3,975,466InfinityInteractive#11257245 · Fans
3,216,371Pаrаgоn#3352473 · Member
2,878,850Current x Blackstar#36012725 · Member
2,867,625Zombie Attack Official#3576655 · Member
2,801,549Plaything Games#25 · gamers
2,491,335RED21 Games#32445464 · Member
2,394,057Minimal Games#12564376 · Member
2,202,325Nighty Studio#8098236 · Supporter ⭐
2,061,423Moonlight Productions.#7311036 · Member
1,860,559uma racing Community#376874468 · Member
1,760,319drowningsome#32418371 · my army
1,605,603Sparkling Studios ⋆#34361923 · Member
1,526,916Tycoon Typhoon#3234576 · New
1,406,901Polaroid Studios#15422038 · Pre-Alpha Players
1,263,456PlayCombatWarriors#5192826 · Combat Warrior
1,203,797TurboByte Games#32517397 · Player
1,173,061Dueling Grounds#35562865 · Member
1,101,222Tachyon Games#11109344 · Member
1,079,877Merge Empire#34856937 · Member
869,473ZO by Voldex#10378847 · Supporters
866,125Titanic Ship Builders!#2978092 · Builder
810,119Tou Interactive#35933367 · Member
733,802Handcrafted Games#33099266 · Member
718,127Project.inf#34250047 · Member
615,220TaleSun Studios#33259677 · Member 🎲
588,103COS.Studio#162575880 · Member
575,697The Sparkle Time Studio#2618316 · Supporter
569,815Minerblocks Studios#6520255 · Group Member 🔨
478,826Wrecking Games#14420159 · Fan
452,196Real Heat Studios#17385992 · 👥Member
441,795SG Studios.#16711834 · Member
358,139latenci#35758109 · Owner
308,636Blox Survivors#636062271 · Member
272,892Tumore#9835935 · Member
268,023Archived Library#32725402 · Member
252,361Slap Battles UGC#15583302 · UGC Enjoyer
250,744Slayer Online Group#15293456 · Slayer
238,058Sword Slasher#15788336 · Member
235,862Heaven Stand : Studio#14969442 · Heavenly Member
232,428Game Thing#2799610 · Fans
221,670Ignited Softworks#32553628 · Member
219,406りりちよグループ(Ririchiyo Group)#12203168 · りりちよリスナー
218,122Old Snowflake Studio V#691165326 · 🎮 | Players
182,758Project Mirror Labyrinth#127473071 · Member
179,356YN Studio#5272520 · Member
171,108wareDEV#4454344 · Supporter
156,610TaIentless#17013472 · 👥 | Members
143,792GiTcHeD Games#8312836 · Error
115,320TITLE 99#17081294 · Member
112,981RealBlock Miners#34628648 · Member
99,771Sans Multiverse & Sans vs Chara#5319738 · Member
87,953Tencell Studios X Tribe Survival#8171969 · Member
83,378Undertale: Judgement Day#6221681 · Member
76,022オダケンの部屋【公式】#11407556 · Member
74,690タコボンドの部屋#11117224 · メンバー
60,684ROBLABO@ロブラボ#14871740 · ⚓ロブナー
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55,171Coos Studios#529007519 · Musician
52,202ありきたり.#35086866 · メンバー / Member
50,611laki group#6098209 · member
50,232The Peanut Community#6262402 · 🧂🤪Salty Peanut🤪🧂
33,617Nothing no#5365698 · Pacifist Sans
32,352ナマコの海原#13585961 · メンバ
31,265[大日本帝国軍]Imperial Japanese Army#14557011 · 二等兵
30,017Undertale Final Multiverse#11551922 · Member
26,811Undertale: Timeline Reset#16611098 · Member
23,461Spacepotato518 cult#35336174 · Member
18,500Hikakin from the far east#32810423 · メンバー
15,669mystic studios (cooler)#11596026 · Member
11,364iku's studio#35509019 · Fan
7,305Membership and rank as measured from this user’s public group list.