Dragon Ball Daima Episode 20 finally revealed how Goku achieved Super Saiyan 4, but the explanation contradicts previous events and Dragon Ball Super.

Dragon Ball Sparking Zero has already confirmed some of its new content, and a new trailer highlights more that's coming!

For example, Kid Goku will cover all series that use that form. Oozaru will be omitted, just because Goku's Great Ape form is not unique. Still, it is a simple but great design.

Although you’re probably more familiar with Dragon Ball Z, Dragon Ball was our first introduction to Goku, and we saw him as a kid learning ... The series is set to draw to a close with Haikyuu ...