Dragon Ball Sparking Zero has already confirmed some of its new content, and a new trailer highlights more that's coming!
Dragon Ball Daima Episode 20 finally revealed how Goku achieved Super Saiyan 4, but the explanation contradicts previous events and Dragon Ball Super.
Don't call him Super Saiyan 3 Vegeta -- the Prince of All Saiyans has an entirely different name for his new transformation in Dragon Ball Daima.