Helichopper @MysteriousKatelynn16 #158747326
3 September 2016
account created (per Roblox API)
27 Aug 2026, 19:48
last measured (UTC)
Username record
@MysteriousKatelynn16 — observed 27 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
Sonar Studios#2919215 · 🕹️Sonarian
18,858,182Chillz Studios#2782840 · 🌟Royal Member🌟
18,700,016Low Effort Studios.#16403616 · Yeeter
7,391,475Broken Wand Studios#4430841 · ✨ | Fans
6,847,629xFrozen Obbys#16908756 · Member
5,605,301Driving Empire by Voldex#4999963 · Driver
5,069,568Welcome to Bloxburg: Fan Club#2910593 · Bloxburgers
4,939,258best tycoons studio#33447943 · Owner
2,467,878Windburst#11189454 · Member
2,190,611Names Are Not Important#8731481 · Member
1,919,509Talent Show Group#2794002 · ⭐ 1000Rep+ -Expert
1,400,219THEAM STUDIOS#15333610 · THEAM | Community Member
1,389,987Royal Prime#7900165 · Member
1,175,070TurboByte Games#32517397 · Player
1,172,585Flisk Studios#16201023 · Awesome people
845,120| Flipping Frogs |#34190136 · Bakers
808,971Mojo's Games#3661096 · Member
784,370GND Studio#16397129 · 😄Human
417,445JJ Game Creations#35101680 · Member
215,804Hedgehog :>#34818975 · Member
90,008protori x place x giff#33939423 · Member
55,898XVAMPIREX#11744838 · Vampire' 🩸
996SEARCHING CLUB#14060614 · Honored Citizens
588Resorts Universe#12905499 · Resorts Universe Member
581The roblox cherry blossoms!#8330613 · 🌸cherry blossoms
20Blocko And Friends - Official#35299471 · Member
11$pinkie$#8894702 · doodoo fart
4Blueprint_tq’s duck army#7005075 · DUCKLINGS
3Membership and rank as measured from this user’s public group list.