Akira Toriyama’s Dragon Ball is an evergreen anime staple for many reasons, whether it’s the series’ lovable characters, engaging storytelling, or climactic clashes of power. Dragon Ball continues to introduce new characters and concepts, but the powerful Saiyan alien race are still at the forefront and this is unlikely to ever change. Saiyans have become fundamental to Dragon Ball’s story, yet they weren’t always a part of the narrative.
Source:https://www.cbr.com/dragon-ball-super-saiyan-changes/