Mitochondria @ProfessionalKiller55 #430630051

4 November 2017

account created (per Roblox API)

7 Sept 2026, 22:44

last measured (UTC)

Username record

@ProfessionalKiller55 — 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)

F a i r y T a i l .#9113496

grup best friend forever :)#8857978

baddie4087 Ro-Gangster group!#9069100

Para los robux que prometí :D#7856700

West Side Mall#9068361

Aesthetic Clothing For Girls!!!#9137808

8

KryptTronik OG#4631490

8

(Your girl cam)#9066583

7

Team cookis#9083197

6

+A N G E L S+#9134215

6

magma engine#9060061

6

lovelynene096#8899287

6

King Creeper named Josh#8942414

5

NoobArmyTo#9072937

5

select an image from your device#9107263

5

ᴅᴇᴘʀᴇssᴇᴅ ɢʀᴏᴜᴘ#8931147

5

manu_Xr#9118671

5

Entren:>#9016688

5

Gen z dripp#9095247

5

giving my friends robux/ maybe making clothes#9091655

4

Bikini Boutique#9072895

4

Addi’s Pinapples!#8618919

4

Addison ReAaAa#9085059

4

-$ StreetRats Clothing#9088340

4

Robux for family hello#9027133

4

Puro jente rica ok no XD#9037509

4

4

My lil sweet pickles#9050254

3

Noobs can only join this group#9110613

3

G?r?o?u?p#9114367

3

Aesthetic clothes! and giveaways#9128757

3

Mʏsᴛɪᴄs!#9072154

3

Lil Panda Squad! <3#9090506

3

Lady sparkles!#9092228

3

Chicken nuggett gang#9144998

3

CAT FOODIES#9065349

3

:> frogs#9064974

3

#King of the design#9143530

3

the cream hole#9069809

3

Like you I don't#9100405

2

Scooter sports cars and blood gang#8887772

2

if u join ur the best#9089697

2

s•o•f•t•i•e•s#9053035

2

Τhe Romαn Εmρire#9116750

2

ANIMEFIGHTINGSIMULATER:/#9076898

2

I made this for clothes!#8636751

2

frisk the human from undertale#9111965

2

Rockbad#9097226

2

lil ricecrispie’s#9104627

Open data

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

Also a member of

Blue Lock Rivals Unofficial Fans#34671275 · Member

BIG Games Pets#3959677 · Fan

Sonar Studios#2919215 · 🕹️Sonarian

Chillz Studios#2782840 · 🌟Royal Member🌟

Bee Swarm Simulator Club#3982592 · Member

The Flamingo Fan Club#3336691 · December 5th we will all do something

16bitplay Games#3233280 · Member

Easy.gg#5774246 · Member

YXceptional Studios#4217910 · Pro

Dawn Digital#460048752 · Member

ROLVe#2613928 · Members

USSF - United States Special Forces#22025 · [2] Private First Class

XiaoChen Simulator#13780521 · Fan

Minimal Games#12564376 · Member

Moonlight Productions.#7311036 · Member

wunmo#8019744 · wunmo

Studio Serenity#3261090 · Owner

SLAP by Current.#1032198460 · Member

Funzy Labs#34007786 · Members

Impulsive Studios#5243967 · 💥 Supporters

AceGo#34005097 · Owner

United States Secret Serviceᅠᅠᅠ#5856978 · Agent In Training

Dreadworks Studio#34041830 · Member

Survive Homelander Community#32964299 · Member

Justice for Schlep#7085125 · #FreeSchlep

Golden Ratio Games#12532032 · Crawler

The Omni-Crescents#32343733 · Unranked

Harbee#5894970 · Homies

BlackCreators#9002198 · Member

7

Diorrrrr#9137837 · Member

3

The Cult of the Bunny#8507451 · The Leader

3

~ Eden’s Group ~#9141465 · Owner

2

Jay's children <3#9111459 · Owner

2

every<3#9134321 · Owner

2

OFFICE ink.#9099671 · Manager

2

Bella.and.ali#9070324 · Owner

2

Our Dino group#8976398 · Owner

2

Hi! Im new#9060738 · Owner

1

Barret#9501042 · Owner

1

give awayrobux12#9121578 · Owner

1

Random group ig#9092528 · Owner

1

Project whatever we are calling it#9081240 · Owner

1

Lovelycowwgirlfunnygirllove#9075587 · Owner

1

Bloxburg roleplays + builds!#9084375 · Cameron

1

DonatlonsPleAseE#8955653 · Owner

1

The Order of Stransburg#8878196 · Grand Duke

1

MandalorianLOL#9124227 · Owner

1

Disney Dollars#9090496 · Owner

1

Ukrainian rebel gang#8956579 · Owner

1

Coal Cafe Trainings#9143956 · Owner

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