S02E73 - Colère et lumière
Synopsis
Neferpitou challenges Gon Freecss to the final battle. In his rage of Kite's death, Gon undergoes into a powerful transformation that leaves Neferpitou at the disadvantage. When Killua arrives at the scene, there is nothing left but a transformed Gon, and Neferpitou's corpse moving due to his devotion to the King.