Prof @a_serialkiller #2250336564
11
followers (as measured)
28 December 2020
account created (per Roblox API)
26 Aug 2026, 08:56
last measured (UTC)
Username record
@a_serialkiller — observed 26 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)
Open data
Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
lol games..#12208023 · Member
35,351,971Scriptbloxian Studios#4705120 · Legend
30,021,459Byteonix#9642354 · Member
18,802,345Chillz Studios#2782840 · 💫Mega Member💫
18,669,380Osyriss Studios#3996161 · 💎 Member
12,960,239Car Crushers Community#2726951 · Skilled Crusher
8,649,043Low Effort Studios.#16403616 · Yeeter
7,387,097Roblox High School: Fan Club#1127093 · New Fan (Unranked)
7,012,321Slap Battles#9950771 · BELOVED FAN <3
6,732,595Varis Studios#32421331 · Fan
5,797,382mPhase#10587104 · Member
4,450,869Nova Wave Games#14089766 · Member
4,360,094Pilot Training Club#2794513 · Trainee Pilots
3,911,100Gamefam x Sonic#13632331 · Member
3,566,700HD Games.#5028964 · Fan
3,167,051XiaoChen Simulator#13780521 · Fan
2,995,416Ignite Games#5878314 · Player
2,247,998Ability Wars#13233520 · Member
1,975,668Names Are Not Important#8731481 · Member
1,920,306Spray Paint! Fan Club#2632146 · Fan
1,394,827Sly Enterprises#10371416 · Fans
1,303,864Innovation Inc.#157764 · Member
1,151,654·InVision Games#10861603 · Member
958,829Hapless Studios#5502618 · Supporter
851,236ECG Studio#7227187 · Member
774,622B-b Studio#365995 · D Rank -
758,981rep rep's studio#9016166 · Fans
718,573New Project2#15619524 · Member
698,560Khongumu#12369782 · player
613,579Starlight Softworks#5233163 · Fan
556,619Dynamic Creations#5799624 · Player
546,118Skyrunner Studios#17131238 · Member
530,833Jaller's Projects#266819 · 🌾Farm Residents🌾
518,247ProCreations ·#4760134 · Member
460,898Skate Central#5881468 · Skater
459,752Hero and Villain Battlegrounds Fan Group#15264779 · Member
345,880·The Marvel Universe·#3434601 · Citizens
260,983Gaming Cantina#6593507 · Traveler
234,671Nexus - Gaming#7199092 · Member
231,361AwfulNet#7239935 · Supporters
229,236·Invision Games·#8348035 · Members
189,800Innovation Security#901313 · [LR]In Training
170,316BtKing Studios#15508585 · Member
149,367The Kinetic Abilities#6116142 · Kinetic User
148,012The Demon Slayer Roleplay Group#5787700 · [1] Beginner Slayer
137,701Elemental Adventure!#139559 · Community Member
128,728Star Life Community#4339577 · New Generation
117,944Witch's Group for Gifted Youngsters#5304378 · Witches
113,945Trite Roleplay#13322715 · Player
109,734wobled#8728009 · Supporter
90,345Ultimate Spider-Man Fan Group!#3656827 · Fans
71,581[]Infinity[]#7078157 · New Plumber
61,744Bluelight Games!#8439433 · Member
56,547MOAO | Shifting Cells#7634955 · Supporters
56,134Nightcycle#4181328 · Testers
54,172[EA] Wind Wanderers#3048896 · [Wind] Wanderer
43,612Various - Games#16837539 · Vought Family
38,921United Devs#4403638 · Fans
38,234The Mythoverse#3111868 · Player
31,087Ripple Creek#5142072 · Fan
29,427Dawn Of Heros Fan Group#2627631 · Fans
27,584Phantom Frameworks#8491155 · Supporters
20,514heIIsing#33362111 · Member
18,219oké#10380359 · Member
14,974Team Lapis#3745272 · Roleplayers
11,833Heartstone Interactive#13718944 · Member
11,381Chicken O'Kitchen#10028558 · Member
9,473Novac Industries#9678338 · Fans
7,919Power Rangers®#3190350 · Citizens/ Fans
7,445City of Gotham.#984029 · Citizen
5,916Camp Astrid#10266042 · Visitor
4,845BS - Studios#17061443 · Member
4,096~The Clone Army of the Galactic Republic~#6391218 · [E1] Cadet
4,060Goofy Ahh Industries#14695429 · Goofy Ahh Member
3,725Speedster League#3145243 · Fans
3,377The Jedi Order#2864976 · Youngling
3,101Gаlaxy at War#14294631 · Loyalists
3,040167 Corp#6166787 · Customer
3,012「The Futures」#6540992 · Customer
1,076DC Universe Experience#168011 · Civilians/Deciding
1,028Marvel Advanced Universe#4832790 · Citizens (Non-Roled)
904Sorcery Studios.#15795231 · Members / Shoppers
511SINGULAZRITY#36074279 · Member
487Timely Clothing#9984509 · Cool People
343NA: Next Avengers#8207755 · C
286generic fantasy game with dragons#14052070 · Member
243PRODIGIOUS INDUSTRIES#12463463 · Community
239Kurdisquad#793011878 · Member
231DANTE PRODUCTIONS#17085432 · Admin
216Flashy Hub#16274087 · Admin
157GRIMEYGANG#15910935 · Members
121[<><><><><><><><>]#16526631 · Member
49Ⓧ THE X-MEN Ⓧ#4342153 · Brotherhood
45~Evolution Academy~#10091074 · Member
37Jaia’s Storybook#16818279 · family
31Gambit's Thieves Guild#13779163 · Follower
20Endure Comics.#16924652 · Member
7Membership and rank as measured from this user’s public group list.