The lyrics explicitly mention the "needles in my head," a direct nod to the psychological manipulation from his brother, Illumi.
Rustage handled the instrumental and production, creating a beat that feels sharp and electric, fitting for a character whose power is literally lightning. KILLUA RAP Cold RUSTAGE ft Fabvl
The track opens with a clinical, almost detached energy that represents Killua's upbringing as an elite assassin. The lyrics explicitly mention the "needles in my