Former dojo prodigy turned bitter assassin, leads Temple Industries and seeks control.
Masazuka operates as Temple's trained killer.
Years after his expulsion, Masazuka becomes an assassin of Temple Industries.
Masazuka treats Traxler as an obstacle during the abduction.
During the station blackout, Masazuka attacks police and attempts to gun down Traxler.
Their rivalry develops from dojo jealousy into a lethal vendetta.
Masazuka resents Casey's friendship with Namiko, nearly kills him during sparring, and later confronts him repeatedly.
Masazuka's resentment toward Namiko's relationship with Casey becomes a source of violence and leverage.
Masazuka becomes bitter over Namiko's friendship with Casey and later abducts Namiko to force Casey into an exchange.
Their former mentor-student bond becomes a bitter institutional and personal conflict.
After Masazuka nearly kills Casey, Sensei expels him from the dojo and later rejects Masazuka's claim to succession.
Masazuka violently attacks law enforcement to abduct Namiko.
Masazuka cuts the station's power and takes down several cops in the darkness.
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