Cosmo @C0SM0_17 #844127958
31 October 2018
account created (per Roblox API)
8 Sept 2026, 01:02
last measured (UTC)
Username record
@C0SM0_17 — observed 8 September 2026
@wynterboy2 — observed 8 September 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
Nosniy Games#3461453 · Fan
59,064,424Blue Lock Rivals Unofficial Fans#34671275 · Member
32,860,512Scriptbloxian Studios#4705120 · Legend
30,022,825BIG Games Pets#3959677 · Fan
29,165,769LSPLASH#3049798 · you guys
24,197,128Gamer Robot Inc#4372130 · Member
19,677,591The Garden Game#35789249 · Gardener
19,463,034Chillz Studios#2782840 · 🌟Royal Member🌟
18,681,750Current.#34852864 · Member
18,333,268Bee Swarm Simulator Club#3982592 · Member
18,239,637Uplift Games#295182 · Dreamer
14,929,011Sol's Studio#8509669 · [Gamers]
12,730,261BIG Games™#2703304 · Fan
11,255,134Rumble Studios#3333298 · Fan
11,225,259The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,882BlushCrunch Studio#14576965 · Member
9,583,560Low Effort Studios.#16403616 · Yeeter
7,388,84616bitplay Games#3233280 · Member
7,250,638The Gang Stockholm#5273516 · Player
7,130,249Foxzie#3955051 · 👤 Member
7,032,334Broken Wand Studios#4430841 · ✨ | Fans
6,841,975Paradoxum Games#4914494 · Player
6,066,365Small World Games x Anime Defenders#34121350 · Member
4,753,303mPhase#10587104 · Member
4,456,183Tetra Games#4843918 · Fan
4,195,792Prota Games#33121945 · Member
4,166,694Pink Slime Studios#5357344 · Slimer
3,512,486IROC Studios Building Roleplaying Community#7064117 · Verified Gamer 🕹
3,497,589[B:S] ALS Team#12229756 · Member
3,485,102thunder1222 Productions#553699 · Member
3,390,336Awesome Ninja Games#15557357 · Member
3,265,895HD Games.#5028964 · Fan
3,166,837Krabby Krew#34990762 · Anchovies
3,022,276KreekCraft Community#3072234 · Member
3,012,438Pаrаgоn#3352473 · Member
2,878,554Dungeon Quest by Voldex#4788489 · Member
2,817,436BIG Games Experimental#4981455 · Fan
2,723,805GamesReborn#3991320 · Fan
2,661,169BlockZone#5202664 · Member
2,511,184Mega Simulator Games!#14321700 · Fan
2,493,081Team Sloth Forever#3367671 · Member
2,420,824Diligent Farmer#12877779 · Member
2,127,392Hyper TD#33298472 · Member
2,061,933Biodegradable Inc.#15941331 · Sprout Agent
1,682,006EQ Experience Studios#15740178 · Member
1,663,188Just For Fun™#4055514 · Members
1,598,448Vices Games#555253 · 🎮 [Players]
1,535,640Really Cool Game#33799737 · ❤️ Member
1,498,290Spray Paint! Fan Club#2632146 · Fan
1,394,710Gold Rush Games#35786254 · Member
1,378,821FRUIT LOOPS (Official Jeffo GROUP)#7376406 · Fruit Loops
1,358,175Scriptly Studios™#4345585 · ✨ Fan
1,319,889TurboByte Games#32517397 · Player
1,172,808Beacon Studio#2589590 · Fans
1,149,825Mook Studios#34310410 · 🎮Players
1,099,173InfinitySports#32333865 · Players
1,039,478Blox Studiо#4843020 · Member
973,419Interbyte Studio#5126818 · Fans
939,338Treasure Hunt Simulator Fans#3823645 · Fan
821,467RB Battles Games#6321191 · [RBB] Fan - Team RBB
761,387Insight Game#6944093 · Member
750,680Codesoft#5200777 · Follower
634,448Lucky Charms (Official Jaci Butler Fan Club)#6684077 · Member
618,485Prospecting!#35888785 · Member
529,016Soybeen#2841240 · Goobers
517,465smallfry#5092428 · Player
511,265Delta Quarters OG#496909722 · Member
501,741CringlePuffs#3360186 · Member
496,032Gorilla Ape Productions#6743014 · Fans
483,395Roblox - Baseball Universe#33958226 · Member
479,219Official Team Turtle#3329643 · Team Turtle
479,215Sugar Brick Games#5783107 · Fan
436,055We Love Football !#33929750 · 成员
392,896RobeatsDev#3155023 · Fan
354,594BestRiderGames#537377783 · Member
353,368NK Studio#5463090 · Member
347,612Ming Media#2845692 · Member
308,367Piggy Official Fan Club#5621507 · ✨PRO PLAYER✨
256,888The OurFire fan club (FIREFAM)#6526333 · 🔥FireFam🔥
241,738HJSimulator#33963585 · 成员
224,225PLAY TOWER DEFENSE!#33469049 · Member
202,233Project: Survival#32834123 · Member
198,969Skibidi Race Game#33398459 · Member
156,925wavs chamber#34062496 · membroski
156,305rebound.dev#33359056 · Member
148,818game teenage#34449892 · Member
141,266SOUP OFFICIAL#7413037 · fans
137,153Decent Games EXTREME#33325721 · Cheese Enthusiast
120,993Hard Obby Creations!#33089828 · Member
97,725BitFlame#5052913 · Fan
89,249Ruined Studios!#34021022 · ✅ | Verified
88,106Gummi Incorporated#16218376 · Member
75,552HxD Studio#34427843 · Member
67,841Serestin#34086468 · Community
59,317CelestialCorp#4578923 · Fans
56,298CES Development#493614438 · 🙂 Member
34,6428 Sided Studios#3778064 · Fans
20,718RO-BOXING Official Fan Group#4048687 · Member
13,224TendoThoCommunity#16795042 · Member
238funnyfun studios#998457565 · Member
138Membership and rank as measured from this user’s public group list.