Vegeta's transformation from a ruthless Saiyan prince to a beloved protector of Earth is a captivating anime redemption story. Initially driven by power and vengeance, Vegeta's encounters with Goku, Frieza, and his unexpected bond with Bulma and Trunks sparked a profound change.
source https://timesofindia.indiatimes.com/entertainment/anime/how-dragon-balls-vegeta-evolved-from-brutal-villain-to-earths-toughest-hero/articleshow/120970419.cms
source https://timesofindia.indiatimes.com/entertainment/anime/how-dragon-balls-vegeta-evolved-from-brutal-villain-to-earths-toughest-hero/articleshow/120970419.cms