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@lostkays

Cin @lostkays #2401069803

27 February 2021
account created (per Roblox API)
7 Sept 2026, 03:39
last measured (UTC)

Username record

@lostkays — observed 7 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

Blue Lock Rivals Unofficial Fans#34671275 · Member
32,863,697
Wiggity.#12836673 · Member
31,241,075
Scriptbloxian Studios#4705120 · Legend
30,022,523
BIG Games Pets#3959677 · Fan
29,165,181
Chillz Studios#2782840 · 🌟Royal Member🌟
18,683,566
Quataun#12121240 · Member
18,439,152
Current.#34852864 · Member
18,333,552
Bee Swarm Simulator Club#3982592 · Member
18,239,594
Sol's Studio#8509669 · [Gamers]
12,731,932
BIG Games™#2703304 · Fan
11,254,769
Virtuality World#3606245 · Member
10,255,009
The Flamingo Fan Club#3336691 · December 5th we will all do something
9,877,912
Car Crushers Community#2726951 · Skilled Crusher
8,648,866
RELL World#1226491 · [Gen] 2X21
6,625,383
Fisching#7381705 · Fischer
6,217,256
Varis Studios#32421331 · Fan
5,805,753
ROLVe#2613928 · Members
4,296,312
Thinking Project#1235888 · noob
4,152,276
RELL GAMES#4939446 · Bronze Rell
3,464,076
Slayers Unleashed#10030212 · Game Community
2,955,890
Current x Blackstar#36012725 · Member
2,866,383
Kohaú#4731484 · Customer
2,666,525
GamesReborn#3991320 · Fan
2,661,053
Universe Time Studio#6556072 · Universe Member
2,472,767
Minimal Games#12564376 · Member
2,204,004
Frappé®#950346 · Junior Barista
2,006,338
Nova Hotels X#4683371 · Trainee
2,000,943
Do Big's Clicker Sim#4546767 · Member
1,922,123
Da Hood Entertainment#4698921 · Member
1,616,047
Car Crash Simulator Official Group#3338997 · Fan
1,613,321
The Red Army .#4802792 · Initiate
1,544,443
BurgerBlox Fast Food#8927586 · Trainee
1,505,807
Talent Show Group#2794002 · ⭐ 100Rep+ -Experienced
1,400,320
Rats United#5948630 · Soldier
1,335,457
SCP | Roleplay Community#5479038 · Roleplayer
1,276,110
Polaroid Studios#15422038 · Pre-Alpha Players
1,263,194
Albatross Games#10249200 · Member
1,229,905
Zood Studios#5606884 · ✨ Gamer
1,105,011
StyLiS Studios#1103278 · Supporters
942,072
SUPER SAVAGE MODE#10927001 · SAVAGE MEMBER
913,263
The Nighthawk Imperium#1174414 · | 1 | Citizen
905,696
Anime Mix Studios#15746664 · Members
861,213
Hapless Studios#5502618 · Supporter
851,820
Μilitary Simulator#4800484 · Red Army Conscript
807,218
Fireheart Studio#4294803 · Community
643,546
Special Containment Procedures Foundation [SCPF]#2760782 · Class - D
617,715
Imperialist Robloxian Federation#872876 · Low Class Citizens
548,830
The First Encounter Assault Recon#72321 · [CIT] Citizen
500,576
Servants of Allah: Islam Studio#35566164 · Member
458,277
RELL Seas#11020595 · Member
425,504
Shindo Story#8464407 · Pending
420,001
The Garrison ᅠ#13151234 · Regular Patron
412,623
NBTF Community#5164842 · Member
405,714
Starboard Studios#3755133 · Follower
402,760
Shindo Organization#8453691 · Pending
391,090
Untitled Gym Group#16271461 · Player
360,716
slugfo#11247296 · :3
318,368
Imperialist Robloxian Military#3029096 · Cadet
287,518
BikeLifeSociety#1024309453 · 🏍️ | Riders
284,151
[あ Fatal]#15021038 · 👥〢Members
275,930
DBUP Studios#12353833 · Supporter
167,445
NAMEK GANG#6664536 · Member
128,470
Iconic Anime Productions#10270109 · Member
122,556
Headstack!#3993539 · Group Follower
114,052
United States Coast Guard ᅠ ᅠ#9057373 · [E2] Seaman Apprentice
112,010
Divine Studios™#2676952 · Members
100,730
Sleep Experiment Lab#952761690 · Experimenter
99,995
Hydro Clothing.#5355027 · 💧 Member
96,085
Zukosstudios#17212953 · Member
93,387
reeI ninja fan club#10160895 · ninjas | low
92,230
Starbound Games#5312831 · Member
91,679
FRR | First Responders Roleplay#5808748 · Citizen
91,603
FRR | Los Angeles Police Department#5881087 · Cadet
83,056
A Blocky Game#36082150 · Member
78,673
GameLoaded Entertainment#2521353 · Member
78,255
Ro-Bio: Studios#5985663 · New Scientist
68,972
Team Syndacore#2845135 · Supporter
57,563
Power Low Studios#4036257 · Member
51,900
DD (Demon Disciples) !OFFICIAL!#33908647 · 〘DD〙In process/ buy clothes
49,443
Project Community Whitelist#6336966 · Member
43,566
8BD (800 Block Demons)#35085428 · 8BD | Sinner/Processing
40,684
BloxCrafters Gold#7724930 · Fan
26,512
ABM [All Bout Money]#14157729 · 💸 | Half Access
14,959
punk snot#9219934 · ╋━
12,606
ICan#3401418 · The member
10,442
[TW] TrulyWorld#33965350 · [🪐] TrulyWorld Members
10,295
SCP: Site NEXUS Community#11790061 · Roleplayers
7,381
SweepersENTT#17347071 · Sweepers🧹[LR]
4,319
Motivated Steppas#34590150 · fake joyces
3,930
DevDude's Group#10824885 · Member
3,645
Kytrax#8094808 · Member
2,690
Commander x DJ Fan Club#7078485 · truther
249
lovelyslilies ⁞#9925443 · ୨୧
240
Pixelated Games#2818839 · Fans
226
T.R.O.L.L.E.R#8210428 · Fans
112
The Winners (Forever)#9238008 · Noobs
76
The Gunslinger Group#35502306 · Fan
34
Sunday.games#8767104 · ✨Sundays sunnies✨
29
gwutss#8495913 · ୨ৎ
25

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