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@SYDC0RE

Yeji @SYDC0RE #1658154365

28 May 2020
account created (per Roblox API)
19 Aug 2026, 17:37
last measured (UTC)

Username record

@SYDC0RE — observed 19 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)

Luka（≧∇≦）#12875535
51
Clouds anime group#5516413
46
bruh_snowbruhooffanclub#8005059
21

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

Nosniy Games#3461453 · Fan
53,197,075
Roblox#7 · Member
13,452,796
The Flamingo Fan Club#3336691 · December 5th we will all do something
9,876,824
ROLVe#2613928 · Members
4,282,871
Marizma Games#3763098 · 🌀 Member 🌀
3,823,696
|BA| British Army#2621202 · [OR-1] Recruit (Basic Military Training)
2,021,753
Names Are Not Important#8731481 · Member
1,927,889
Project Pokemon Community#1161496 · Member
1,704,843
Rats United#5948630 · Soldier
1,339,718
SiIicones#5127121 · 📋 Registration
1,137,074
Divine Sister#5008654 · 🌴 Tourist
647,346
Sharkbyte Studios#3190544 · Sharkbyte Supporter
619,370
Girls - Create, Build & Game#1033340 · Fans
617,532
Free Draw! Community#2588056 · Player
604,650
Serendipity Support Center#4346739 · Client
543,062
RobeatsDev#3155023 · Fan
345,111
Infamous Productions#4360726 · [M] Members
315,365
cyber ghoul#4631348 · 𝖌𝖍𝖔𝖚𝖑𝖘
309,402
(TRGH) The Robloxian General Hospital#5204783 · [3] Senior Receptionist
283,292
Roleplay UGC#5809933 · 🎁 | Players
215,738
Girlboss Studios#10908518 · - Member -
192,048
EA$YWORLD#4883241 · Babies ୨୧⋆｡˚ ⋆
181,076
PO$ITIONS#3551101 · ^_<・supporter
178,927
VISIONARY ENTERTAINMENT#5964994 · SUPPORTER
174,326
Mewrila fans#7321589 · Fans
168,144
ENLITE Theatre#3636682 · Audience
149,225
Going®#3801358 · (=♡ ᆺ ♡=) ɴᴏᴏʙᴢ
145,163
Little Dreamies Daycare#3315252 · Little Dreamies
138,904
vaporchrome#6435343 · ♥
124,956
Barretté Dance Academy™#3337259 · 🎀 | New Dancer
124,173
y2k stunnаs#9709231 · ،* ˚̣̣̣ ʚ♡ɞ ⋆｡˚
121,392
Nouveau Ice Figure Skating#9344569 · [01] Beginner
91,646
doll$tats#6969202 · ୨♡୧
91,015
Ah! Love Clothing#9482624 · [ 🌸 ] | FRIENDS
58,886
icyella-couture#6072444 · ⊱┊icyangels༄
48,933
goth death#5537209 · 可爱
46,451
B L O O D S U C K E R S#7118353 · VAMPIRE
38,720
blissful.#5087890 · pixies
37,108
ringmaster#4738217 · cross
33,081
lustra#10122949 · ✩ CUPID ✩
31,665
[JP] Japan#3193073 · 市民 / Citizen
28,483
hecticangels#6411339 · ʚ BEBE ɞ
27,895
brаіn#7733005 · 5
27,484
NIMEH#5282252 · Members
24,934
Asunsion#4803472 · ♰
24,716
bunnу#8445428 · bakery
23,712
Grotezque#4563069 · R☆B☆TIC
21,905
goskate#5378134 · rats
21,372
ITZY (있지)#4793082 · MIDZYs
20,311
Gion Karyukai#2516368 · ツーリスト (Tourist)
19,514
#nyandere#9886365 · lost in wonderland⋆˚꩜｡
19,150
misiwo.#5585340 · ୨୧plushies୨୧
18,913
faded blush#4890031 · ᐢ. ֑ .ᐢ
18,817
kinori#5324186 · mutants
16,983
youth is never coming back#5446666 · hurt
14,977
criestal#7094542 · favorites
13,199
corek1d#7591312 · ʚ color ・ 🪃
13,095
Niqhtmaare#4428416 · noobies
12,493
USERNAME TAKEN STUDIOS#5863946 · Member
12,207
harajwuku#10220067 · harajukus
11,849
- f l a t l i n e -#6423406 · —ƒαιяιєѕ ❀
11,757
Splatoon#2577276 · True Fan
10,772
Glacier Falls Figure Skating#8978944 · Skater
10,681
f4iryland#7341027 · ♡
8,777
GLAM ENTERTAINMENT#7718106 · DANCER
7,454
cybercuffed#10295185 · 🧃·˚ ༘ ┊͙ ᑭI᙭IEᔕ ! ˊˎ🧃
7,157
ethereal flowah’s#9403504 · :: fairies 📘
6,939
diaery#6804115 · ୨ৎ
6,782
$waglicious#8852675 · 🏔. *
6,310
Unique AppareI*#4888572 · ♡ | ʙᴜᴛᴛᴇʀᴄᴜᴘs
6,195
nymaid#9010814 · ^^
4,912
MynaKAI#11149930 · Matrixies
4,697
pIaytent#5100578 ·  
4,351
miku#958156 · Member
4,271
OPERO$E#6910389 · new comers
4,041
fwloeqs#10015193 · ❥ saint
3,386
duo robloxers#9551610 · Member
2,444
FX Records#10220392 · Dancer
2,003
Splatoon Fan Page#5613809 · Member
1,882
deadcell#11056538 · cells
1,700
Soul Eater#161420 · students
1,578
zUnfunny#10594529 · customers
1,381
Splatoon 2 Fans#3245821 · Inklings (splatoon fans)
1,380
ITZY#4714714 · itzies
1,264
ELECTRAHEART#9198681 · ✿
926
WE'RE SO AVID#12860807 · NEWCOMER
855
Rare Items Plaza#12652870 · Member
447
pixie port#9267288 · 🐾
384
MR Entertainment#13420252 · Management
40
DAVNAL ACTING ENTERTAINMENT#13456911 · FANS
39

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