Furykov
A bearded veteran of the First Prince's private guard whose trained eye can distinguish Nen users — and often their type — from posture, aura texture, and mannerism alone. Considers Benjamin his only family. Attends Kurapika's classes as Benjamin's most dangerous observer.
Addendum ch.373Broke Camilla's arm arresting her after her raid, shrugging off her threats against his family: 'Family, huh? Don't have any. Prince Benjamin is my family.'
Addendum ch.413The dossier inverts: he is Beyond Netero's biological son, one of the curse-sacrifice children, with Beyond's eye-seal under his tongue. Queen Unma coerced him — poison Benjamin with TSK-17 within 48 hours or the curse activates. He complied, by his own account, to protect Benjamin's Guardian Spirit Beast from his curse and to reflect it back onto himself, then knelt and pledged to serve Benjamin to the end. His ability is named Combo Master.
Son of Beyond Netero; carries Beyond's curse seal under his tongue. Poisoned Benjamin with TSK-17 under Unma's coercion — and told Benjamin so to his face.