Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
@blakstar9

Blak @blakstar9 #507796726

3 February 2018
account created (per Roblox API)
14 Aug 2026, 06:31
last measured (UTC)

Username record

@blakstar9 — observed 14 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)

Demon Slayer: IceHeart#13793787
123
Kimetsu no Yaiba: The new Word#10460969
45
Aspirantes a Cazadores [KnY:TNW]#10728015
13
Cazadores de Demonios [KnY:TNW]#10728028
2
Staff Team [DS:IH]#13915121
1

Open data

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

Also a member of

SecretVerse Studio#1074557114 · Membre
140,957,819
(学乱) Gakuran#416091513 · Students
7,547,502
Official Group of Drift Paradise#5216132 · 👤Standard Drifter
7,071,177
[B:S] Azure Latch Team#35316274 · Member
6,538,239
Nova Wave Games#14089766 · Member
4,343,679
Anime Final Quest#34258454 · Member
3,237,873
|GAR| Grand Army of the Republic |#5214183 · Cadet
1,718,863
Funzy Labs#34007786 · Members
1,286,202
101% quality#567689437 · Member
1,283,290
Nyxkay Studio#304256484 · Membre
1,139,300
Alpha Engine 2#13237081 · Member
1,037,818
Midnight Continent#9233039 · Member
942,411
Invincibly#33673697 · Member
912,867
Frank Development#34068311 · Member
720,213
IMMORL#897456622 · Member
466,869
The Attack on Titan Project#3865381 · Low Class
260,301
The Demon Slayer Roleplay Group#5787700 · [1] Beginner Slayer
137,759
[AOT:P] Trainee Corps#3866549 · Phase I
102,394
Bloodsung#33668517 · Modern Era
85,371
MOTE Games#2851026 · Member
73,840
Τhe Confederacy of Ιndependent Systems#17019296 · Member
49,460
Attack on Titan : Resistance#34596273 · Member
31,915
Βlueprint#13320442 · Supporter
31,468
Attack On Titan: Liberation [Main Group]#7999017 · Civil clase-baja
29,974
| Sky Low Studios |#5182991 · Enlistado
18,805
Studio Affinity#14828563 · Member
17,553
Shinobi: Leyendas#11308600 · Shinobi
16,485
Attack on Titan: Clothing Outlet#3261072 · Clothing Supporter
15,067
Gravebound [GB]#8536718 · Low Class
11,977
Unlimited: Projects#4282235 · Member
11,135
Coruscant Factions#33784088 · Supporter
10,923
Bank!#7111424 · 🎀・[User]
9,496
Attack On Titan: Heroes Of The Walls#6765808 · Enlistado
8,657
Mom Spaghetti#2573321 · suscritores
8,603
Trainee Corps [GB]#8536935 · Initiate
7,815
Attack on Titan: Freedom#3206895 · Citizen
7,288
Aexis Productions#10874284 · Closed Community
6,089
AoT:?Playgroundaccess#6003904 · Verified
5,326
OOF・GANG#7462230 · Member
4,867
Еxоdus#12715568 · Ciudadano
4,387
Tropa de Reclutas [AoT:HW]#6834097 · Cadete
3,868
[AME] Academia Militar Española.#6652420 · [SDP] Soldado de Primera.
2,641
Oprah Winfrey's Fans#6839252 · Member
2,625
Waffle's Clothing Store#7022069 · Member
1,491
DESTINY [AOT]#5560215 · Civil de Clase Baja
1,283
Ejército Imperial Alemán#4980385 · [E1]Recluta
1,139
Attack on Titan: Dark Age#4832953 · Community Members
1,131
Group Clothing. - Fan Request Shop#7201178 · Requester :)
951
Leyendas Studios#11636024 · Comunidad
936
Fallen Studios [Comunidad Lore]#14237481 · Miembro
833
I.H squad#4499113 · Worthy fan
778
ꜱʜɪɴᴏʙɪ Studios#10452827 · Shinobi
457
Project: Infinite Spirit#12504285 · Miembro
455
Eternal Studios | -#34061620 · Broski
451
[SCP:E] |:| SITIO - SION#8005640 · Clase - D
352
Attack on Titan : Unity [Main Group]#14020595 · civil de clase baja
337
Attack On Titan:CounterAttack (Main group)#8097952 · Instructor
273
Moon Comunity#7842798 · Miembros
186
[AoT:A];; Trainee Corps#7422268 · Enlistado
176
[ Content Deleted 6906828 ]#6906828 · Rekrut
145
"〔SCPF〕 | Area de Investigacion Anomala"#11377877 · [C-D] | Clase-Desechable
135
Attack On Titan: The Rise of Humanity [O.G]#7916352 · Instructor
86
[Fundacion-SCP] |Sitio-81|#6313603 · CD | Clase-D
83
Tokyo RPG: Blood Moon#15737476 · Community Member
76
Ataque a Los Titanes : Español#5059336 · Civiles
69
Attack On Titan: Downfall#3161564 · Member
61
Vinland Project [Main Group]#35057592 · Miembro
47
Team iisavagageXT#5390689 · 🦴Salvaje🦴
47
Tropa de Reclutas [AOT:TRH]#8466997 · Cadetes
46
Star Wars: Leyendas#12645749 · Civil
36
pepelol7o7#4162350 · Miembro
36
ANIME FULL-------DONACIONES#6081316 · Member
34
Attack on Titan: Última sombra#8924512 · Civiles
33
|:| Pegasus Research Industries#7713678 · Sujeto de pruebas
31
Attack on Titan: The New Heroes [Official Group]#9690064 · Civiles
31
| Fundacion SCP | Sitio - HC |#9440426 · Clase D
22
Queen of Shadows#5711905 · members robuxs
15
[SCPF] Unity#7288744 · Clase-D
15
| Patient Zero |#7794307 · Cadetes
9
Attack on Titan: El Despertar de la Humanidad#8079467 · Developer [AoT:DH]
4
丹的组#12710174 · Miembro
2

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