Plot: For a chance at a pardon, a ninja assassin joins other condemned criminals on a journey to a mysterious island to retrieve an elixir of immortality.
First Episode Aired On:
Saturday, April 1 2023 3 years ago
Last Episode Aired On: Sunday, March 29 2026 Released within the last year
Number of seasons: 1 (25 episodes)
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy
Yuji Kaku
Specials
Season 1