At Mafia Island, Tsuna fails to prove his identity as the Vongola Family's 10th boss, and is transported to the back of the island where he is given a new chance to prove himself. There, he meets another Arcobaleno, Colonello. Colonello and Reborn put Tsuna through tough training. Meanwhile, another Arcobaleno invades the island with an army.
Genres: Action & Adventure , Animation , Comedy
Keywords: age-change , anime , based-on-manga , friendship , mafia , school , shounen , slapstick-comedy , super-power , time-travel , urban-fantasy , watch-anime-series-online , tv-shows-online