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@mkoper

@mkoper #22252711

622
followers (as measured)
11 December 2011
account created (per Roblox API)
22 Aug 2026, 11:17
last measured (UTC)

Username record

@mkoper — observed 22 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)

Movie Makerz (we will burn them to disks)#523455
84
-Star Wars Fans-#520926
5
The world of James Cameron's avatar#458896
3
Domo Catcherz#479505
2

Open data

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

Also a member of

best tycoons studio#33447943 · Owner
2,465,919
Greenville, Wisconsin#3078161 · Verified Citizen
1,954,461
Dive Down Games#36000344 · Member
858,924
Team Domino#293482 · Ensign
108,405
The Frontier Collective#291845 · 🎉 | Fan
39,567
Nightfall Clan #85654 · Initiate
25,368
Scripting Helpers#372 · Beginner
21,388
The Official Legend of Zelda Fan Club#17064 · Zelda Fan
10,242
RoGo#359156 · Fan
7,634
Nintendo Minigames#490213 · NM Fan
6,181
.:Roblox Defence Mechanisms.:#94079 · LR:// Enlist
4,874
Blimp Wars Admin's#460111 · Blimp
2,396
Demigod Alliance#123842 · Undetermined
2,197
Call Of Duty: Black Ops 2#546216 · Fan
2,180
What's New In ROBLOX?#463080 · Fan
2,124
Galactic Recon Organization #508427 · [N] Guard
1,981
Nintendo 3DS Fans!#117324 · Fan
1,732
XBOX 360 is awesome Group#353206 · Gamer
1,251
Don't Get Scammed!!#56530 · Official Anti-scammers
966
skylanders fan club (original)#460327 · Active Fan
900
F.E.A.R.s ninja assault squad#478394 · Ninja
628
Hardcore Gamers United#222416 · War Council
427
C.K We Are The Contract Killers Of Roblox! #516712 · Fighter
296
ROBLOX Anti-V2 Bodies Group#590567 · Anti-V3
260
Official Link Fan Club#490576 · Adult Link
238
Epicness Of The Epic Face#450764 · Epic Member(1)
226
cartoon network lovers!!#520124 · people who dont know which show they like
126
The Anti-bullying Club#595218 · anti-bully
120
TrUe GaMeRz#485469 · Pro (10 kills before 5 deaths)
65
The Ultimate Fighter's#483786 · [1] recruit
63
element lions#501243 · water lions
57
Stallion Empire#472359 · Undead Warriors
43
People Who Do Stuff#305347 · Member
41
World Cup Hero's#129774 · Tournament Team
34
Tycooner Club#508123 · Member
28
Roblox Assassins squad (R.A.S)#203460 · Trainee Assassin
24
~Like A Boss~#536354 · Beginner Boss
23
Car Lover!#404827 · Car Lover
19
I.T.A.F.#495062 · Pilots
17
YouTube Try-Out People#477927 · Actors/Actresses
9
Bounty Hunters Incorporated#529450 · [1] N/A
7
No Gravity Dancers#538722 · Learned How
5
wolf of dark red blood (wolf pack)#523913 · Member
4

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