BlackKat @BlackKat_X0 #20219658

1,498

followers (as measured)

18 September 2011

account created (per Roblox API)

23 Aug 2026, 07:15

last measured (UTC)

Username record

@BlackKat_X0 — observed 23 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)

Innovation Security Training Group#1038623

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

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

9,878,949

Project Pokemon Community#1161496 · Member

1,704,502

Innovation Inc.#157764 · Member

1,146,366

Assassin Community#2923391 · Assassin

241,912

Innovation Security#901313 · [LR]In Training

169,833

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