Get FREE Dragonball Z Season 1 from Microsoft! Just click on “buy for free” and it’s yours to own forever. You can watch it on Xbox, Windows 10, Windows 8, and Windows Phone 8.The season comes with 39 episodes. Goku – the strongest fighter on the planet – is all that stands between humanity and villains from the darkest corners of space. Joined in battle by the Z-Fighters, Goku travels to distant realms in search of the magic powers of the seven Dragon Balls!