Unaired episode bundled with the sixth Blu-ray volume of the Hangyakusei Million Arthur anime series.
- Other Title: Hangyakusei Million Arthur: Saraba Itoshi no Danchou, Hangyakusei Million Arthur Special, Operation Han-Gyaku-Sei Million Arthur Special, 叛逆性ミリオンアーサー さらば愛しの団長, Million Arthur: Farwell, Beloved Dancho, 叛逆性ミリオンアーサー, Million Arthur, Operation Han-Gyaku-Sei Million Arthur 2nd Season
- Status: Completed
- Sub/Dub: Anime Dub
- Anime Type: Special
- Genres: Action, Adventure, Fantasy, Magic
- Characters: Danchou Arthur
- Score: 6.42
- Rank: 7070
- Popularity: 8474