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@MarcusKosmos #459244930

11 December 2017
account created (per Roblox API)
29 Sept 2026, 10:23
last measured (UTC)

Username record

@MarcusKosmos — observed 29 September 2026

@MarcusMartin_Mhzmz — observed 29 September 2026

@m_arcusss — observed 29 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)

1st Imperial Tank Army#32928499
7
epic pro grοup#11310491
2

Open data

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

Also a member of

Low Effort Studios.#16403616 · Yeeter
7,365,257
Tycoon Typhoon#3234576 · New
1,407,806
Innovation Inc.#157764 · Member
1,139,086
Official [Ro-Ghoul]#4080199 · Supporters! Thank you (:
1,097,672
United States Military 1960s ᅠ ᅠ#3454445 · E1
960,360
Jaller's Projects#266819 · 🌾Farm Residents🌾
518,532
Super Tall Games#14030636 · tall
466,981
The Mandalorian Empireᅠ ᅠ#3053343 · Mandalorian | EARN XP IN GAME
107,055
Solence Clothing#4648553 · Customer
28,017
Nix Daycare#2905945 · Toddler
22,235
RobotGentleman#8725450 · Member
21,692
The Great Empire of Nord#10142222 · Militia
15,795
Moss Theory#8000073 · ★ 𝘀𝗲𝗲𝗱𝗹𝗶𝗻𝗴 🌿
9,851
Avatar: Legends of the Four Elements [Battle/RP]#16994263 · Regular Member
8,873
Napolitano's#2915555 · Customer
7,558
Ⴝtгаtton Οakmont#4679864 · Securities Broker
6,542
Mondiale Signorile#10095321 · Club Mondiale
6,286
Casablanca®#2617916 · Customer
5,527
【 TSU 】- The Soviet Union#504368833 · Immigration Office
4,499
Democratic People's Republic of Germany#5607213 · Citizen
4,379
Quartermaster Storehouse#4312550 · Requesting
3,881
De Lujo#5301843 · Customer
3,564
Zairian Military Industries#4337854 · Member
3,427
Sonic Series Fan Club#10023923 · 🎖 Staff 🎖
3,223
Rocky Gulch Buds#6471239 · Visitors
2,934
Five Commando#5263730 · shopper
2,844
Cerruti#2761401 · Consumer
2,149
Kingsman Tailor Shop#4362380 · Customer
1,880
Kvart#7641139 · Office Regular
1,853
Garden оf Eden#7789052 · Lionized Patrons
1,490
Harald's Surplus Store#8032827 · Customers
1,230
Kⅰngdom of England#12208361 · Serf
1,090
1964#3564830 · Consumer
797
Dali#3708042 · Customer
560
Pеrviy Kоrpus#11919911 · Soldat
556
The Warsaw Pact .#6850875 · Citizen
510
RWWII#32827170 · Participant
443
The Soviet Unı̇on#33151926 · Hero of the Soviet Union
437
Vietnam Conflicts#8747259 · Vietcong Forces
426
· ⋅ ·#6690343 · 6
330
Oracle Air#2860982 · Economy Class
288
Workers’ & Peasants’ Red Army#16503914 · Conscript
203
Versace [+]#4161330 · Versace Customer
201
Jolly Rovers#5664016 · Sailor
188
Εndsieg#33376656 · Participant
187
Kurt's Uniform Workshop#9621932 · Veteran
179
Hisamatsu Acquisition Inc.#13118820 · 消費者 Consumer
106
/Slavs/#4780698 · Slav
101
Wаrsaw Pact#7553714 · Supporter
96
Backup's Family#7773740 · Close Friends
93
Frее Economic Zone of New Vegas#12239610 · Citizen of New Vegas
87
Right of Revolution#6910347 · Faction Representatives
80
The Soviet Unionᅟ#127400013 · Premier
63
Russian Εmpirе#32977541 · Imperial Citizen
61
Soviеt Αrmy#32559861 · Premier
57
Red Army Veterans#5880834 · STAVKA
55
no_#5588699 · special guest
40
Second Pοlish Republic#33107178 · Middle Class Citizen
38
United Νatіons#7639722 · International Citizen
32
u_nderscоre#7349966 · m_arcusss
18
The Union's Military Police#5216005 · Commissioner of MP
10
The Textile Community#12821515 · Customer
9
Special Purpose Unit of the Militia#16920552 · Premier
9
Ushuaia Beach Hotel Ibiza™#2902073 · Co-Chairman
8
State Political Directοrate#33020311 · The Lord Heir
6
Gеnsokyo#15777846 · Gensokyo Resident
5
The Κremlin Regiment#32556640 · Premier
4
World Ablaze#32449074 · Supporter
3
Soviet Αir Forces#17352948 · Premier
2

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