サー・コズミック @InsidiousNihilist #1132721964
23 June 2019
account created (per Roblox API)
21 Oct 2026, 14:10
last measured (UTC)
Username record
@InsidiousNihilist — observed 21 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.
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Also a member of
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7,012,176Double Bandit Studios#13751258 · Bandits
6,255,461Emotes CO.#5446074 · Member
6,155,484Slayers Unleashed#10030212 · Game Community
2,955,545Rock Panda Games#8252064 · Fan
2,475,508Animations: Mocap#4872031 · Member
2,413,957Boba®#3174578 · Customer
2,190,296Pastriez ™#4334990 · Trainee
1,789,492Bloxton Hotels#2788849 · 1 | Hotel Guest
1,741,870"Gothyc!"#5826271 · Ghouls
1,328,436NFL Universe Football by Voldex#2894777 · Player
1,080,080TeamTanqR#3052825 · Fans
1,026,010SizzleBurger#1016598 · Trainee
994,336Blue Fox Development#5253408 · F | Furry
837,612Soro's Restaurant Franchise®#1108927 · Valued Customer
728,223The Promised Neverland RP Group#5251151 · [1] Low Quality
529,827.⋆dear diary⋆.#5170085 · ♡ . + sweet
471,244OMG#4585943 · Friend
379,971AFTER WORLD#8637765 · -ˏˋ⋆ landed 🪐
325,192Infamous Productions#4360726 · [M] Members
314,632xSquad#2943804 · // Community
307,465Ant®#3464613 · Customer
240,352cyber hell#5429615 · *•.𝘤𝘶𝘴𝘵𝘰𝘮𝘦𝘳𝘴.•*
216,819KonekoKitten's Official Fan Club#4332797 · Kitten
183,881PO$ITIONS#3551101 · ^_<・supporter
179,0456IX ᅠᅠ#4094847 · K9
177,692Color Block Fans#10410964 · Fans
175,330Uncle Patty & Friends#14415406 · 💅Member💅
165,879.sociopath#10900530 · Society ✮
163,587Church of Decay#5917063 · Sacrifice
133,078Un$ertainly#4865103 · 🖤 Shopper
132,331сrіme#9648908 · critical
119,936Old ROBLOXians!#127754 · < 2018 & 2019 >
103,778U-Decide Interactive#5099412 · Member
89,176H H Group#10883989 · Member
87,673Kodokuna#6708097 · Members !!
75,515sinvida#7177580 · PIEL
74,118unquiet club#4798066 · lost soul
69,007.⋆ lunagoth#6519395 · Elfs
68,683Bloxek Studios#4906154 · Cafe Vibers
60,048ѕν#4118769 · PURE ♡
52,861Мilieu#4004649 · Krystal
47,959goth death#5537209 · souls
46,388Billie Eilish Fan Club#2913482 · Bury a Friend
43,512JoJo's Alternate Community#6510456 · Member
42,3640BITUARY#8932963 · IntoTheGrave
32,834🙂Aesthetics☹️#3572913 · Vibin
32,216lustra#10122949 · ✩ STARS ✩
31,517toxicitу#9692865 · new member
25,032Harajuku Fashion#11236024 · 💗Supporter💚(✿´ ꒳ ` )
21,231anxieux#5886413 · fiends
18,003!chroma#8663049 · cool member
17,796#Joeigh#4545541 · Viewer
16,7812k3#5451819 · r
15,253fruite.#7642514 · nishi — ੭
13,848Costantini and Gravelli's#2927963 · Client
13,724Maranzano's#8567535 · Valued Customer
11,148Devilsz#5077356 · Recruit®️
8,839tanomu#7610500 · kyouu
6,694GTA 4 Fan Club#24351 · [GTA] Fans
3,911†HELLRAISERS†#4899260 · ✩
2,843Denver Broncos#9681 · Broncos Fan
2,346Bleu's Crew#3232846 · Awesome Fans
1,502Ghoulical#9159109 · 777
1,471kazuha#9919501 · kazuha enjoyers
958AEW Roblox Network.#6272596 · Wrestler
842Bullet Club#1168025 · Member
577Trippy Hippie ☮💎#2643761 · vibe tribe
545Nightmare Family | ET. 2020#6343232 · Nightmares :sunglasses:
336Purple Survival Clan#3792845 · Admin
171LXCIFICS!#10657321 · ♡ || admin
11Membership and rank as measured from this user’s public group list.