The weakest tamer, who was expelled because they could only tame the lowest-ranked trash monsters, awakens the “Breeder” ability. Eventually, they become a hero commanding extraordinary divine beasts and mythical creatures. - links

Official Links

https://darkstartranslations.com/manga/the-weakest-tamer-who-was-expelled-because-they-could-only-tame-the-lowest-ranked-trash-monsters-awakens-the-breeder-ability-eventually-they-become-a-hero-commanding-extraordinary-divine-beast/