Sasuke always wanted the power to avenge the one he loved.

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Sasuke Uchiha (Japanese: うちは サスケ, Hepburn: Uchiha Sasuke) (/ˈsɑːskeɪ/) is a fictional character in the Naruto manga and anime franchise created by Masashi Kishimoto. Sasuke belongs to the Uchiha clan, a notorious ninja family, and one of the most powerful, allied with Konohagakure (木ノ葉隠れの里, English version: "Hidden Leaf Village"). Most of its members were massacred by Sasuke's older brother, Itachi Uchiha, before the series began, leaving Sasuke as one of the few survivors. Despite becoming empathetic toward his teammates Naruto Uzumaki and Sakura Haruno, Sasuke's feelings of powerlessness force him to abandon his friends and his home in his quest to become stronger, and to find Orochimaru. Sasuke appears in several of the series' animated feature films and related media, including video games, original video animations (OVAs), and Boruto: Naruto the Movie (2015) and its manga sequel, Boruto: Naruto Next Generations (2016), in which he is depicted as a vigilante

I want to become the dark lord Hokage so that everyone else can unite against a single enemy - me.