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@C0SM0_17

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
59,064,424
Blue Lock Rivals Unofficial Fans#34671275 · Member
32,860,512
Scriptbloxian Studios#4705120 · Legend
30,022,825
BIG Games Pets#3959677 · Fan
29,165,769
LSPLASH#3049798 · you guys
24,197,128
Gamer Robot Inc#4372130 · Member
19,677,591
The Garden Game#35789249 · Gardener
19,463,034
Chillz Studios#2782840 · 🌟Royal Member🌟
18,681,750
Current.#34852864 · Member
18,333,268
Bee Swarm Simulator Club#3982592 · Member
18,239,637
Uplift Games#295182 · Dreamer
14,929,011
Sol's Studio#8509669 · [Gamers]
12,730,261
BIG Games™#2703304 · Fan
11,255,134
Rumble Studios#3333298 · Fan
11,225,259
The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,882
BlushCrunch Studio#14576965 · Member
9,583,560
Low Effort Studios.#16403616 · Yeeter
7,388,846
16bitplay Games#3233280 · Member
7,250,638
The Gang Stockholm#5273516 · Player
7,130,249
Foxzie#3955051 · 👤 Member
7,032,334
Broken Wand Studios#4430841 · ✨ | Fans
6,841,975
Paradoxum Games#4914494 · Player
6,066,365
Small World Games x Anime Defenders#34121350 · Member
4,753,303
mPhase#10587104 · Member
4,456,183
Tetra Games#4843918 · Fan
4,195,792
Prota Games#33121945 · Member
4,166,694
Pink Slime Studios#5357344 · Slimer
3,512,486
IROC Studios Building Roleplaying Community#7064117 · Verified Gamer 🕹
3,497,589
[B:S] ALS Team#12229756 · Member
3,485,102
thunder1222 Productions#553699 · Member
3,390,336
Awesome Ninja Games#15557357 · Member
3,265,895
HD Games.#5028964 · Fan
3,166,837
Krabby Krew#34990762 · Anchovies
3,022,276
KreekCraft Community#3072234 · Member
3,012,438
Pаrаgоn#3352473 · Member
2,878,554
Dungeon Quest by Voldex#4788489 · Member
2,817,436
BIG Games Experimental#4981455 · Fan
2,723,805
GamesReborn#3991320 · Fan
2,661,169
BlockZone#5202664 · Member
2,511,184
Mega Simulator Games!#14321700 · Fan
2,493,081
Team Sloth Forever#3367671 · Member
2,420,824
Diligent Farmer#12877779 · Member
2,127,392
Hyper TD#33298472 · Member
2,061,933
Biodegradable Inc.#15941331 · Sprout Agent
1,682,006
EQ Experience Studios#15740178 · Member
1,663,188
Just For Fun™#4055514 · Members
1,598,448
Vices Games#555253 · 🎮 [Players]
1,535,640
Really Cool Game#33799737 · ❤️ Member
1,498,290
Spray Paint! Fan Club#2632146 · Fan
1,394,710
Gold Rush Games#35786254 · Member
1,378,821
FRUIT LOOPS (Official Jeffo GROUP)#7376406 · Fruit Loops
1,358,175
Scriptly Studios™#4345585 · ✨ Fan
1,319,889
TurboByte Games#32517397 · Player
1,172,808
Beacon Studio#2589590 · Fans
1,149,825
Mook Studios#34310410 · 🎮Players
1,099,173
InfinitySports#32333865 · Players
1,039,478
Blox Studiо#4843020 · Member
973,419
Interbyte Studio#5126818 · Fans
939,338
Treasure Hunt Simulator Fans#3823645 · Fan
821,467
RB Battles Games#6321191 · [RBB] Fan - Team RBB
761,387
Insight Game#6944093 · Member
750,680
Codesoft#5200777 · Follower
634,448
Lucky Charms (Official Jaci Butler Fan Club)#6684077 · Member
618,485
Prospecting!#35888785 · Member
529,016
Soybeen#2841240 · Goobers
517,465
smallfry#5092428 · Player
511,265
Delta Quarters OG#496909722 · Member
501,741
CringlePuffs#3360186 · Member
496,032
Gorilla Ape Productions#6743014 · Fans
483,395
Roblox - Baseball Universe#33958226 · Member
479,219
Official Team Turtle#3329643 · Team Turtle
479,215
Sugar Brick Games#5783107 · Fan
436,055
We Love Football !#33929750 · 成员
392,896
RobeatsDev#3155023 · Fan
354,594
BestRiderGames#537377783 · Member
353,368
NK Studio#5463090 · Member
347,612
Ming Media#2845692 · Member
308,367
Piggy Official Fan Club#5621507 · ✨PRO PLAYER✨
256,888
The OurFire fan club (FIREFAM)#6526333 · 🔥FireFam🔥
241,738
HJSimulator#33963585 · 成员
224,225
PLAY TOWER DEFENSE!#33469049 · Member
202,233
Project: Survival#32834123 · Member
198,969
Skibidi Race Game#33398459 · Member
156,925
wavs chamber#34062496 · membroski
156,305
rebound.dev#33359056 · Member
148,818
game teenage#34449892 · Member
141,266
SOUP OFFICIAL#7413037 · fans
137,153
Decent Games EXTREME#33325721 · Cheese Enthusiast
120,993
Hard Obby Creations!#33089828 · Member
97,725
BitFlame#5052913 · Fan
89,249
Ruined Studios!#34021022 · ✅ | Verified
88,106
Gummi Incorporated#16218376 · Member
75,552
HxD Studio#34427843 · Member
67,841
Serestin#34086468 · Community
59,317
CelestialCorp#4578923 · Fans
56,298
CES Development#493614438 · 🙂 Member
34,642
8 Sided Studios#3778064 · Fans
20,718
RO-BOXING Official Fan Group#4048687 · Member
13,224
TendoThoCommunity#16795042 · Member
238
funnyfun studios#998457565 · Member
138

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