Toriyama without a doubt. It is the most childlike universe, yes, it is true, but at the same time it is the largest and most diverse.

Humans live in a world with anthropomorphs, animals, aliens, androids, demons, gods, sorcerers, dragons. They travel to different planets, including, they travel in time, without mentioning that they have the world of the living and the dead; which in turn is divided into two. He also created a lot of transformations, like the Super Saiyan and many others.