@Mark1world #997157747

10 March 2019

account created (per Roblox API)

22 Oct 2026, 17:06

last measured (UTC)

Username record

@Mark1world — observed 22 October 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)

Wavecrest Point#34507316

Open data

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

Also a member of

Roblox#7 · Member

Rumble Studios#3333298 · Fan

Paradoxum Games#4914494 · Player

ROLVe#2613928 · Members

Thinking Project#1235888 · noob

Pilot Training Club#2794513 · Trainee Pilots

USSF - United States Special Forces#22025 · [6] Staff Sergeant

InfinityInteractive#11257245 · Fans

Pinewood Builders#159511 · Member

Minimal Games#12564376 · Member

Names Are Not Important#8731481 · Member

Virtual Valley Games#1241210 · Titanic Crew Member

RC Park#15183246 · Pilots

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Edot#5103306 · Member

SCP | Roleplay Community#5479038 · Roleplayer

The Woods Company#454397042 · Member

Tower Defense X#14733518 · fan :d

Hapless Studios#5502618 · Supporter

generic roleplay gaem fanclub.#5574524 · fan.

Splitting Point Studios#4491593 · Member

Stepford County Railway#3620943 · [TD] Trainee Driver

Special Containment Procedures Foundation [SCPF]#2760782 · Level - 0

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Sebee#6303746 · 😎 PRO

Quantum Science Inc.#2847031 · Employee

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Nekobyte Studios#3510718 · Fans

The Rainbow Omega Group#3229253 · Normie

Great Scott#5516617 · Member

Pinewood Builders Security Team#645836 · Trainee

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Peak Development Studios#2838077 · Member

IllIllI#4987884 · Member

epoch ~#3174239 · 🔥community

Military Flight Simulator Community#1164372 · Fan

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Tower Battles: Battlefront#4367439 · Member

Risk Universalis - Conquest RP#2568175 · Participant

Flashstorm#920290 · Roleplayers

Clayton Juvenile Detention Center#13761679 · Role-Player

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Apple Sandwich#7695844 · Member

bordr fanclub#5069767 · unpaid npc

Steam Age Fan Club#3607410 · Member

Official Retro TDS Group#11209028 · Friends!

CENTAURA#8099975 · Player

[PET] Hazmat Team#4246813 · Hazmat Trainee

World Conquеst#12670687 · Conqueror

[VWRP] Vietnam War RP Community#2798061 · Roleplayer

AniPhobia Studios#10668871 · Verified

HammerSpark Arts#1089817 · Junior Staff

Centro Interactive#3443034 · Member

Transit City#4654332 · [1] Fan

The Elemental#2654691 · Elementals

The Roblox Plasma Science Group#5205177 · Member

Elite Studios Development Group#7235809 · Player

Railroads Of Weldshire County Group#13097887 · Member

Tiny-Ships Franchise#2883948 · Fan

Yingjie's Experiences#32781043 · Member

Potato Transit Authority#5613578 · Fan

Koyot Digital#33528008 · Member

BYBAT#5277403 · Member

Trench War Group#10376250 · Member

Rocket Tester#3131361 · Alien Fan

Naval Warfare Remastered#6463427 · Member

The Red Guard of the Union of Soviet Socialist#4157480 · horor

The WikiaColors Group#6516408 · Member

On the Peninsula#33727810 · Townsfolk

Spetsnaz [☭]#4159757 · Awaiting Tryout

The Official BTWF Group#12919580 · Member

Borders RTS#33291194 · Member

Test FieLd Community#12119679 · Tester

Windows on the World#8444149 · Valued Customer

The Builders at Buildverse#35564823 · 🔰 Member

TroIlface Games#14433834 · Class-D Personnel

Operator's Life#5337366 · Member

Official World Trade Center Of Roblox#6064400 · Tourist

Nation Roleplay#9823601 · Previous Group Members

Mini-Ships™#4095591 · Fans

A Random Jujutsu Adventure#8158146 · Update Testers

Zenith Games (RT)#15693376 · Supporter

Centria Mass Transit District#16320443 · 1 - Visitor (Fan)

Northstar Psychiatric Institute#33318461 · Psych Ward Patient

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A Sea of Stars#13857879 · alpha tester

Plasma Science#12451089 · Member

Vehicle Endurance | Community#748102871 · community Member

Drift's Projects#13359916 · VIP Club Member

Carriageworks#1016682655 · Engineer (Train Design & Building, Infrastructure)

[ USA | "Raptors" ] 71st Ordnance Group#33425223 · Neutral Faction Representative

Let's Play War!#14970623 · Builder

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