A Faint Ray of Hope Has Appeared! Awaken, Warriors!!
Bulma's group uses the Dragon Balls to make a crucial wish, drawing Goku's immediate attention as he intervenes to manage the remaining mystical energy. Elsewhere in the devastated landscape, the Supreme Kai searches for survivors, uncovering an opportunity to mount a new defense against the Majin threat. Meanwhile, Goku gathers his allies at Kami's Lookout to deliver hard news about their fallen friends, just as Babidi broadcasts a chilling message to the entire world.
Aired 28/09/2014EP 25 - A Faint Ray of Hope Has Appeared! Awaken, Warriors!!

Dragon Ball Z Kai: The Final Chapters
Since Cell's defeat Gohan has grown up and go to the university then she meets Videl which who has some adventures, then both and his new brother Goten are training for the new tournament, in which Goku came back from the dead for one day. In half of the tournament a misterious persons advice the group about the resurrection of the dangerous Majin Boo, but all plans fails and every one try new ways to stop The dangerous Majin Boo who gets stronger each time. Goku and his friends make everything for stopping them through fights.
(Source: Anime News Network, edited)
Note: Remastered version of the Majin Boo arc that adheres more to the manga's story.