Goku has had some of the most powerful attacks in the entire series, so let's take at the strongest ones out of them to see ...
Komaki explained in the interview, “In episode 18, when Goku (Mini) becomes Super Saiyan 4, it’s a case where his ability is drawn out by Neva, so we aimed for it to look not like ‘psyching himself up ...
The truth behind Super Saiyan 4's mysterious origins has finally been revealed in Dragon Ball Daima, after years of speculation from eager fans.