CIA Agent @killercoolYTbro #554034650
25 March 2018
account created (per Roblox API)
9 Oct 2026, 14:07
last measured (UTC)
Username record
@killercoolYTbro — observed 9 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
Nosniy Games#3461453 · Fan
59,052,193Chillz Studios#2782840 · 🌟Royal Member🌟
18,681,189⨯ Small World Games#17140361 · Goof
10,100,617Badass Experiences#9825692 · Member
9,036,678(学乱) Gakuran#416091513 · Students
7,510,930Murder Mystery#1030692 · Innocent
4,775,664Nova Digital Games#526536480 · Member
1,763,301Emote Clan#6264771 · Member
1,699,452Beacon Studio#2589590 · Fans
1,149,838Llama Train Studio#2621674 · Follower
1,146,364Monkey Pink Studio#36031772 · 🎮Player
801,908generic roleplay gaem fanclub.#5574524 · fan.
736,544Elevated Horror#33173002 · 🎉 | Friends
557,045Anime Fighting Simulator | BZ#942260693 · Member
501,479Block's Projects#13902860 · Member
85,920POKEMON | Bronze Adventures#16223083 · ✅ | Verified
75,143bhos#12698897 · Townie
69,729Diversiοn Studios#15956378 · Employees
65,0172GO#1194884 · Fans
64,389Street Supercar Championships#2602365 · MEMBER
7,223Membership and rank as measured from this user’s public group list.