The Leeroy Jenkins moment originated in a 2005 World of Warcraft video where player Leeroy charged into a dragon encounter shouting his own name, wiping his entire raid group. The clip became one of gaming's earliest viral memes and the phrase entered mainstream culture as shorthand for reckless confidence. This version is performed by VTuber Filian during a stream, giving the familiar yell a higher, more frantic delivery. It continues to circulate on soundboards and in edits because the reference is instantly understood by gamers.