Cosmo @J4MAHA #857506223
11 November 2018
account created (per Roblox API)
30 Aug 2026, 10:38
last measured (UTC)
Username record
@Gothicxl0 — observed 30 August 2026
@J4MAHA — observed 30 August 2026
@Luv4Shimmy — observed 30 August 2026
@ShimmyRIP — observed 30 August 2026
@anyriix — observed 30 August 2026
@iiGacha_Potato — observed 30 August 2026
@iiJared_Chan — observed 30 August 2026
@iiKitten_Jared — observed 30 August 2026
@iiMoonie_Lillyii — observed 30 August 2026
@iiSad_Jared — observed 30 August 2026
@iiarol — observed 30 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)
Open data
Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
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142,760,760BIG Games Pets#3959677 · Fan
29,162,790Gamer Robot Inc#4372130 · Member
19,654,309Sonar Studios#2919215 · 🕹️Sonarian
18,784,507Chillz Studios#2782840 · 🌟Royal Member🌟
18,660,878Bee Swarm Simulator Club#3982592 · Member
18,236,981Uplift Games#295182 · Dreamer
14,913,041Sol's Studio#8509669 · [Gamers]
12,709,326AoTR [PI]#17347863 · Member
11,484,915BIG Games™#2703304 · Fan
11,256,415(学乱) Gakuran#416091513 · Students
7,521,481Murder Mystery#1030692 · Innocent
4,774,539Easy.gg#5774246 · Member
4,748,678xFrozen x Dudes#719390069 · Member
4,384,657Ashe Army#4115962 · Member
4,057,867The Venomhawks#746843 · Fan
3,678,431Expeditions Entertainment#35929511 · Member
2,920,448BIG Games Super Fun#10026748 · Fan
2,899,710#PeachySquad#4483841 · Peachy Squad Member!
2,232,115Clover Retribution#15890651 · Member
2,074,810Ability Wars#13233520 · Member
1,974,605Stouts Studio#15794692 · Member
1,806,221Farm3rz#35902840 · Member
1,758,517Kavra's Kingdom#4561896 · Librarian
1,729,953Team Crystal!#2823500 · [⭐] Fans & Supporters!
1,668,928Gomu#10611639 · Member
1,437,265Slime Slaying Online#33326928 · Member
1,382,469The Woods Company#454397042 · Community Member
1,162,020CTStudio#9482918 · Supporters
1,067,109Bizarre Collective#33161040 · Member
1,028,998Glum Jum Studios#13528853 · Enjoyer
988,742646 Studios#3239513 · 🎮 Gamer
973,400ARK-ADE#14080716 · Member
929,646Craft Food#438424221 · Member
850,429Divine Sister#5008654 · 🌴 Tourist
646,285Spooky Scary Games#8775959 · 📷Experienced Ghost Hunter
563,007Star Fishing#12795745 · Member
550,687CookieScript's games#17171528 · Member
512,416false#3314629 · not false
511,416Sorcerer Tycoon#553189881 · Member
445,166KREW DISTRICT#7553171 · Member
442,226DSRPG#5126223 · Member
375,316RobeatsDev#3155023 · Fan
354,135Blinky Studios Official#827009858 · Member
322,210YumYum !#46773138 · baddie lover
275,030Mage // Tycoon#16491165 · Fan
257,702DomBlox Games#711013993 · Member
226,900Japanese Supermarket Simulator#35827870 · 市民
205,778Spoonful Studio#36086574 · Member
191,993Hyper Bees#548854077 · Member
191,494TOPLINE STUDIOS INC#5670504 · Member
186,255Muggle Academy#509055872 · Member
166,339Chocolatine Games#816911736 · Member
157,992Black Cat Games!#34243330 · Member
79,154Blackbox Tycoons#33933873 · Fan
69,50099 Cat Studio#805782309 · Member
55,197ash65414's group#8436892 · Member
29,257Leviath#11280027 · Members
27,716BuddyBounceGrow#36005539 · Desert Gardener
26,056One Frontier#4982678 · Gladiator
22,566Genesis Games: HyperSurge#35334161 · Owner
16,649||•|R2D2|•|| Legions#7086742 · Member
10,444Shizen Studio#784759597 · Member
10,442Sumex Space#33910200 · Manager
8,527Floral's Group#5003974 · donators ˚୨୧⋆。
5,751Seizari's Den#17332598 · Member
3,980~Sapphire Building Center~#10300686 · Valued Client [LR]
66Facelings Institute#17334708 · 🫀. Patient
30# JARED'S THE BEST#3958984 · Member
21Lunar hangout!#5420212 · (⊙︿⊙✿)
14Nellie boutique!#10373165 · *friends!*
12Cool Friends Team#4575621 · Member
12Hema009 Gaming Fan Group#4430799 · Fan
10tonights rain#15417281 · worthy♡
10Membership and rank as measured from this user’s public group list.