This are some that I'm reading, but I don'r know if they are what you are looking for:
-Trash of the Count's Family : https://www.mangago.me/read-manga/trash_of_the_count_s_family/?chjk
-The Hero Returns: https://www.mangago.me/read-manga/the_hero_returns/
(He gets a familiar/pet on chapter 61)
-The Dark Magician Transmigrates After 66666 Years: https://www.mangago.me/read-manga/the_dark_magician_transmigrates_after_66666_years/
-Damn Reincarnation: https://www.mangago.me/read-manga/damn_reincarnation/
The next 2, the MC plays a VR Game but in both they have familiars
-Taming Master: https://www.mangago.me/read-manga/taming_master/
-BJ Archmage: https://www.mangago.me/read-manga/bj_archmage/
Can someone recommend me some manhwas like the sss class that I raised or sword master youngest son? I really like when there's pets and I don't mind female Mc if they are not annoying