Cosmo @otxxkazu #1627789592
13 May 2020
account created (per Roblox API)
22 Aug 2026, 14:54
last measured (UTC)
Username record
@otxxkazu — 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
Blue Lock Rivals Unofficial Fans#34671275 · Member
32,895,059Current.#34852864 · Member
18,340,251(学乱) Gakuran#416091513 · Students
7,496,520RELL World#1226491 · [Gen] 2X2X
6,625,998Kitawari#17219742 · Member
5,029,704more awesome games yo#17395026 · Member
4,617,872[B:S] ALS Team#12229756 · Member
3,481,185RELL GAMES#4939446 · Bronze Rell
3,464,241Expeditions Entertainment#35929511 · Member
2,928,881Current x Blackstar#36012725 · Member
2,865,264ΞGO#34966374 · Member
2,305,313Slungpy Games#33723433 · Fan
1,901,207uma racing Community#376874468 · Member
1,763,055drowningsome#32418371 · my army
1,755,723Gym Simulator Club#34825438 · Gym noober
1,583,469Jump Corp#34223768 · Player
1,558,771Bizarre Collective#33161040 · Member
1,026,512Devil Hunter May Cry#35791681 · Member
1,023,617Midnight Continent#9233039 · Member
982,263Komplex Studio#9190691 · Tester
900,05744th class#551763520 · Member
832,598Anime Fighting Simulator | BZ#942260693 · Member
503,084TS Corporation.#16792806 · Member
321,064YumYum !#46773138 · baddie lover
274,512Official: Avatar The Last Airbender#34003303 · Fan
209,465Mera.#33724194 · Member
192,779ZCYTHE#14932414 · 👤| ZCYTHE
41,214Asura Association#32353519 · Member
30,273Martial Ascension#34758135 · Generation 1
29,146Not a small deal#35823976 · Member
27,918MS: KEN#503844107 · Members
17,173HADEZ_STUDIO#14424562 · Supporter
14,067Convival Rivals Development Studio#35688308 · Generational 0
297Purity | 祈#36063315 · Holy
123Mirage 星#895616539 · Member
58ArchAngels | 天#248776630 · Gang Member
33perish 新#13617892 · Member
21虚 NULL 虚#34976510 · Members
13Death Givers#11470331 · Member
3Membership and rank as measured from this user’s public group list.