Disclaimer: This article contains spoilers for the entirety of Dragon Ball Daima. We've known for some time that Dragon Ball: ...
Full Power Super Saiyan 4 Goku is by far the strongest character in Dragon Ball DAIMA, and one of the most powerful heroes in any Dragon Ball anime.
Dragon Ball has introduced many powerful Saiyans, but their strongest remains debatable. Here's a ranking of the most powerful Saiyans.
Here's how the finale of Dragon Ball Daima explains why Goku never uses Super Saiyan 4 in the follow-up series, Super.