Recommend Man/ga/hwa/hua

kill the villainess is very realistic and yes she does act like a villain another one is death is the only ending for the villainess.

https://www.mangago.zone/read-manga/the_archduke_s_gorgeous_wedding_was_a_fraud/
https://www.mangago.zone/read-manga/oh_dear_nemesis/
https://www.mangago.zone/read-manga/today_the_villainess_has_fun_again/
https://www.mangago.zone/read-manga/the_villainess_is_worshipped_by_the_family/
https://www.mangago.zone/read-manga/resetting_lady/
https://www.mangago.zone/read-manga/the_villainess_lives_twice/

manga
https://www.mangago.zone/read-manga/i_ll_become_a_villainess_that_will_go_down_in_history_the_more_of_a_villainess_i_become_the_more_the_prince_will_dote_on_me/
https://www.mangago.zone/read-manga/with_one_day_left_i_ll_break_all_the_destruction_flags_serves_you_right_rta_24_hour_record/
https://www.mangago.zone/read-manga/the_one_within_the_villainess/

FL tries to act like a Villainess but fails
https://www.mangago.zone/read-manga/jishou_akuyaku_reijou_na_konyakusha_no_kansatsu_kiroku/
https://www.mangago.zone/read-manga/serious_villainess/