Death Note follows Light Yagami, a student who adopts the name Kira after gaining a notebook that can kill anyone whose name is written in it, and the series became an anime hit after its manga and anime runs in the 2000s. Short clips of Kira's dramatic lines spread through soundboards and reaction videos, where this warning is used to flag a trap before it springs. Like Za Warudo and To be Continued, it works because the moment is instantly recognisable to anime fans, even out of context, and it keeps resurfacing in edits that play on suspense and betrayal.