Blatgotyahat @mrmathcraft #421859699
23 October 2017
account created (per Roblox API)
4 Oct 2026, 03:55
last measured (UTC)
Username record
@mrmathcraft — observed 4 October 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
Current.#34852864 · Member
18,236,442RELL World#1226491 · [Gen] 2X2X
6,621,187RELL GAMES#4939446 · Bronze Rell
3,463,269Dungeon Quest by Voldex#4788489 · Member
2,820,970A Mongoose Studio#3468086 · Member
562,890StackOrStarve Studios#8667673 · Community
555,596The Promised Neverland RP Group#5251151 · [1] Low Quality
530,779Digital Merit Studios#7674505 · Players
512,886Nindo Story#7662206 · Shinobi Alliance
412,157Final Strike Studios#5013735 · fan
342,895Society of Witchcraft#8652643 · ☆ Pupils
297,404Digital Ruse#12723050 · Spades
297,189The Attack on Titan Project#3865381 · Low Class
260,385Chesapeake Studios#17005184 · Fan
147,689The Demon Slayer Roleplay Group#5787700 · [1] Beginner Slayer
137,811Elemental Adventure!#139559 · Community Member
128,849The Hawkins RP Group#6876485 · Roleplayer
103,387[AOT:P] Trainee Corps#3866549 · Phase I
102,443MHA: Plus Ultra#4133764 · [PU-II] ALPHA
79,348SoulzTheThird#32903258 · Member
63,349Shinobi Saga Community#10098304 · Community Member
59,153bored fan club#12261660 · Member
46,963[EA] Flame Empire#3048893 · [Flame] Citizen
40,254Hat & Clogs Workshop#3151082 · Supporters
38,184- Clueless Studios#6270363 · Member
34,094Noxic Games#9462449 · Fans
23,316Thirlcrest Academy Community Hub#2979071 · Roleplayers
18,891INFINITY RPG#3366128 · Fan
7,931The Mighty Hood#6471462 · Cools
7,719The Vast Realm#5635143 · Member
3,762Walmart®™#2876640 · 1 | Shopper
769Slayer's Faith#5778044 · Member
725The Loser Dimensions#12644456 · Member
133A$HURA#6725053 · Member
22Membership and rank as measured from this user’s public group list.