Gamer_Boy @RatKingboicool #1162484265
14 July 2019
account created (per Roblox API)
4 Sept 2026, 04:19
last measured (UTC)
Username record
@RatKingboicool — observed 4 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)
Youtuber Tower Defense (OFFICAL SERVER)#33732449
18Gamer_boy's Army#15935862
16RAT GRUOP OF FAME#10363562
16Rats Army of History#13261308
4Rat King fan gruop#11154229
4RAIDS OF LIFE#13260948
3My Goofy Chat#32725824
2Roblox Bedwars Elder Tree fan Club#14592772
1the su SB oys (ROBLOX VERSION)#14536898
1HOW COOL Games#14313683
1Open data
Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
Nosniy Games#3461453 · Fan
58,844,448BIG Games Pets#3959677 · Fan
29,166,074Quataun#12121240 · Member
18,409,134Roblox#7 · Member
13,539,938BIG Games™#2703304 · Fan
11,255,794Simple Bricks Trees#690489827 · Member
10,352,015Car Crushers Community#2726951 · Skilled Crusher
8,649,046Powerful Studio#5522949 · 💙┃Fan
8,062,450Typical Games#2649054 · Member
4,394,403ROLVe#2613928 · Members
4,296,076Tetra Games#4843918 · Fan
4,196,095Pilot Training Club#2794513 · Trainee Pilots
3,910,196Ready, set, more!#7371243 · Fan
3,461,139thunder1222 Productions#553699 · Member
3,390,558KreekCraft Community#3072234 · Member
3,012,783Shark Fin Studios LLC#3751488 · Sharkie
2,994,333Pаrаgоn#3352473 · Member
2,878,762Team Sloth Forever#3367671 · Member
2,420,933Police Roleplay Community#4328109 · Community Member
2,230,612Capybara Evolution#35325821 · Member
2,018,679Nova Hotels X#4683371 · Trainee
1,999,226LightGaming!#6887275 · Member
1,970,591Mithril Games#3497226 · Member
1,786,492Kypher Studios#3797636 · Member
1,640,026White Dragon Horse#8237745 · Member
1,575,162MeepCity#655011 · Meep
1,504,585Lyte Interactive#5449496 · Member
1,229,293Impulsive Studios#5243967 · 💥 Supporters
947,611MiniToon's Ship#7706298 · Supporter
918,316Simple Games Incorporated#7312028 · [👥] Fan [👥]
842,362RB Battles Games#6321191 · [RBB] Fan - Team RBB
761,284Roblox+#2518656 · Member
719,070Vinns Hotels and Resorts#5731115 · Hotel Guest
595,168Modly Team#6239420 · Member
573,531Exle Studio#34112403 · Member
510,818Tofuu's Kitchen#5160947 · Member
448,314Sugar Brick Games#5783107 · Fan
436,101TenuousFlea Universe#4814485 · Supporters
389,123UnᎥted States Marine Corps#5570997 · [RT] Recruit Training
384,643Circus Tower Defense#6843269 · Member
377,949StealthWhale#7083660 · Member
376,898Xuefei Games#6717202 · Base
344,841FRP | Red Army#5224523 · Private
305,872Uncomplicated Games#10218556 · ⛏️Member⛏️
294,640Splinted Studios#2821797 · Fans
288,347Federation Of Robloxian People#4246982 · Group Member
245,540TAP Clan!#11880106 · Member
223,554Piggy Roleplay : Infection Official Group!#6306207 · Supporters
170,742School Of Developers | ROBLOX DEVs#9658196 · 🧠 | ROBLOX Developers
119,320FRP | Police#5224525 · Trainee
113,815PXL | Pixel Playground#17299549 · Members
62,465The Astral Empire [AE]#6969520 · Private
50,229Official Brotherhood Studios#7204852 · Member
38,190RuffleGang#5038428 · EPIC GAMER
23,423The Insane Series#8210673 · Insane Members
19,190ManofTaj Community#9972968 · Youtube Members
16,413RO-BOXING Official Fan Group#4048687 · Member
13,226Waffle Shak Studios#6647458 · Super Valid Fans
3,779Find The Badgеs#34179269 · badge hunt fans
1,260Roblox Development Education Commission#9575423 · Members
1,253pigyOstudios official group#5489187 · fan
1,098Juhaso#11178589 · Customer
1,089Wintergrave#7513426 · people
1,020The Grand Union of Doge#8848252 · .
341speeddemons#5685711 · Member
279SwordsUp#9664649 · Player
242Squid Game 7 RP.#7532774 · Trainee
216Cross The Boarder#15929667 · Commanding Officer 👮♂️
210Twenty2#33096364 · Friends
206skilled obbys#5525228 · Member
148Sprocket gamers club#6277168 · Noob gamer
126robloxians swag group!#8635869 · Robloxian Friends
117Imperial People’s Federation of Russia#17078297 · Citizen
92Piggy unstable reality concepts official group!#17259340 · I friend/fan
88Piked Studioz#14768355 · Member
80DoggyDeveloperStudios#33426337 · Member
57Sanic is the best B)#8389025 · Big Noob
56THE gaming Bunny#10884676 · Member
26QREDQ#9764747 · ✨STARTER✨
22The meme teem DOGE time#5359945 · Meme folk
21Find the Televisions#9780223 · Testers
18Over_Boy's Band#16462555 · Worker
17Pixel Studios :)#16568353 · Member
17AngelsClothingGroup#16706720 · 🎮Gamers🎮
17Supreme clubb#6040339 · Member
14Robloxian Swag Event Group!#33122106 · Event players
12Pet Crafting Simulator#34504966 · Member
10The National Party of Euphoria#11453750 · Party Member
9Scaling Studios#15347228 · 💚Supporter
7THE CELTICS GROUP#32951178 · Member
3Membership and rank as measured from this user’s public group list.