Books with Reincarnators ACTUALLY portraying the evil personality of the villain/villaines...

https://www.mangago.zone/read-manga/the_villainess_refuses_to_court_the_male_lead/

Okay, I've already read this one

Nooo I’m sorry that’s the only one I know so far Hope you find more!!

Idk if this counts soooo

https://www.mangago.zone/read-manga/the_one_within_the_villainess/

https://www.mangago.zone/read-manga/isn_t_being_a_wicked_woman_much_better/

Not AS evil or in the same way, but The Way to Protect the Female Lead's Older Brother