Boruto: Naruto Next Generations Season 1 Episode 65
Naruto and Sasuke fight against Momoshiki Otsutsuki. Momoshiki gets defeated, but he’s helped by Katasuke and his Scientific Ninja Tool. In the end, Boruto puts an end to Momoshiki’s life. While dying, Momoshiki talks to Boruto and gives him the Karma Seal.