Koii @mrthasimo #1059822778

29 April 2019

account created (per Roblox API)

10 Sept 2026, 23:21

last measured (UTC)

Username record

@mrthasimo — observed 10 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)

AsuKarap#7570054

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Blue Lock Rivals Unofficial Fans#34671275 · Member

Wiggity.#12836673 · Member

BIG Games Pets#3959677 · Fan

Chillz Studios#2782840 · 🌟Royal Member🌟

Current.#34852864 · Member

Uplift Games#295182 · Dreamer

BIG Games™#2703304 · Fan

Rumble Studios#3333298 · Fan

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

(学乱) Gakuran#416091513 · Students

16bitplay Games#3233280 · Member

[B:S] Azure Latch Team#35316274 · Member

Double Bandit Studios#13751258 · Bandits

YUМ#11122367 · Small Portions

Shadowrise Devs#1002185259 · Member

Kitawari#17219742 · Member

Small World Games x Anime Defenders#34121350 · Member

Volleyball Game Group#35330702 · Volleyballer

mPhase#10587104 · Member

[B:S] ARX Team#15009415 · Member

Lightning Dragon Studio#12420072 · Fan

Awesome Ninja Games#15557357 · Member

Anime Final Quest#34258454 · Member

Krabby Krew#34990762 · Anchovies

Slayers Unleashed#10030212 · Game Community

Cool group for big cool people#9285211 · Pro

Brainrot Games 67#1046274509 · Member

BIG Games Experimental#4981455 · Fan

Simulator D2D#641664011 · Season Pass Player

red_legion#13854916 · red_legion

BlockZone#5202664 · Member

Exply Studios#15491373 · Sigma

Splitline: World#35155002 · Member

Universe Time Studio#6556072 · Universe Member

Roplex Army#6727958 · Member

Clover Retribution#15890651 · Member

[B:S] HW Team#6073919 · Fan

Names Are Not Important#8731481 · Member

uma racing Community#376874468 · Member

Boss Studio [ V.1 ]#13494271 · Member

Jump Corp#34223768 · Player

Digging Games#9050583 · Member

SLAP by Current.#1032198460 · Member

AnimeReborn#33820338 · Member

SEA Military#2648601 · [T] Trainee

InnoVision#9162125 · Fan

Gomu#10611639 · Member

Bizarre Collective#33161040 · Member

Devil Hunter May Cry#35791681 · Early Access

United States Military 1960s ᅠ ᅠ#3454445 · E1

Midnight Continent#9233039 · Member

Universal Tower Defense [UTD]#33861560 · Member

dreamy™#4266525 · Supporter

System Arts Studio#16819392 · Member

Tsukikage.#614697100 · Member

StackOrStarve Studios#8667673 · Community

Digital Merit Studios#7674505 · Players

The Filipino Army#6052143 · [PFC] Private First Class

Lunmei#35958846 · Supporters

Anime Insurrection#34368783 · Member

Nindo Story#7662206 · Shinobi Alliance

Wreck Team#472296619 · Member

MOMENTXM#17351304 · [Player]

UnᎥted States Marine Corps#5570997 · [E1] Private

Ashgate Studio#579224321 · Member

Hοly Rοman Empire#5908211 · Leibeig

The Galactic Empire ‌ ‌ ‌ ‌#3145747 · Cadet

Vikings Studio#3765739 · Member

Sushi Deluxe Studios#819859458 · Member

Digital Ruse#12723050 · Spades

Exegol#5525825 · ⚪️ Cadet

The Attack on Titan Project#3865381 · Low Class

Archived Library#32725402 · Member

Foundation Roleplay#4711525 · Supporters

whatever_dev()#15479971 · role.members

Moonlight Interactive.#4789539 · Member

Demon Corps North Branch#16346602 · special rank

Blam Spot's Party#1119458 · Member

Venture - Studios#8396614 · Community

Supreme Values#7551084 · Supreme Members

kreasyon#33688630 · Supporter

[AOT:P] Trainee Corps#3866549 · Phase I

Plague Game#868213269 · Member

Digital Cosmos#11057607 · Member

Bleeding Blades#10831719 · Supporter

BRICKWARS#5988141 · Ground Forces

Eternal Seas#8497031 · Member

Mewaul Army#14847500 · 🐈| Mews ♡

SUPPRESSION STUDIOS.#15440770 · Players

AoT:U | Trainee Corps#4758464 · Initiate

UltraCorp#17012749 · Employee

Robo Test Dev#15218445 · Fan

xFactionx#4928886 · Member

Times Square.™#1021875 · ⭐ | Fan

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Capping Studios#8073112 · Member

Ḉolonial British Army#6271598 · Fencible

Roblox Scripting Assistance#8555362 · Member

Adopt Me Value List!#7294144 · Member

Bridgstars#237212624 · Member

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