The Dark Crystal: Age of Resistance Season 1 Episode 10 (2019) A Single Piece Was Lost
Scene: Deet Fights Back (The Power of the Darkening)

Episode Storyline: As the Gelfling and the Skeksis prepare for a fateful battle, the Scientist starts work on a new secret weapon.

TV Show Info: https://www.imdb.com/title/tt6905542/