All 3 in 1???
Not necessarily but preferably
Yandere enemies to lovers:
https://www.mangago.me/read-manga/this_world_is_mine/
https://www.mangago.me/read-manga/shouwaru_tensai_osananajimi_to_no_shoubu_ni_makete_hatsutaiken_o_zenbu_ubawareru_hanashi/
https://www.mangago.me/read-manga/indulging_a_crazy_beauty/
https://www.mangago.me/read-manga/seasons_in_bloom/
https://www.mangago.me/read-manga/dang_e_yi_yu_dao_bing_jiao/
Yandere:
https://www.mangago.me/read-manga/i_love_amy/
https://www.mangago.me/read-manga/yandere_meruko_chan_likes_her_senpai/
https://www.mangago.me/read-manga/hone_no_nazuki_made_aisu/
https://www.mangago.me/read-manga/your_fetters/
https://www.mangago.me/read-manga/monomania/
https://www.mangago.me/read-manga/her_lies/
https://www.mangago.me/read-manga/saeism/
https://www.mangago.me/read-manga/after_school_love_affairs/
https://www.mangago.me/read-manga/i_m_more_dangerous_than_you/
https://www.mangago.me/read-manga/manipulate_my_heart/
https://www.mangago.me/read-manga/adachi_to_shimamura/
https://www.mangago.me/read-manga/the_barefoot_nina/
https://www.mangago.me/read-manga/savior/
https://www.mangago.me/read-manga/useless_princesses/
https://www.mangago.me/read-manga/tatoe_sekai_ga_owattemo_watashi_wa_kanojo_wo_erabanai/
https://www.mangago.me/read-manga/is_it_normal_to_raise_a_yandere_heroine_as_a_villainess/
https://www.mangago.me/read-manga/lovedeath/
https://www.mangago.me/read-manga/non_chan_to_akari/
https://www.mangago.me/read-manga/mietemasu_yo_aizawa_san/
https://www.mangago.me/read-manga/saji_chan_no_yami_nikki/
https://www.mangago.me/read-manga/getting_to_know_grace/
https://www.mangago.me/read-manga/lonely_wolf_lonely_sheep/
https://www.mangago.me/read-manga/serenade_keum_kyesoo/
https://www.mangago.me/read-manga/kitanai_kimi_ga_ichiban_kawaii/ (toxic relationship, features extreme fetishes such as age regression/babyplay, vomit kink, period blood kink, etc.)
https://www.mangago.me/read-manga/the_nest_of_eternity/ (short story;age gap, non-con)
https://www.mangago.me/read-manga/you_are_my_angela/ (short story)
https://www.mangago.me/read-manga/ubai_ai/ (short story)
https://www.mangago.me/read-manga/rapunzel_komoda/ (one-shot)
Enemies to lovers:
https://www.mangago.me/read-manga/my_dear_enemy/
https://www.mangago.me/read-manga/partition/
https://www.mangago.me/read-manga/on_a_leash/
https://www.mangago.me/read-manga/tankobu/
https://www.mangago.me/read-manga/miss_forensics/
https://www.mangago.me/read-manga/ano_ko_ni_kiss_to_shirayuri_wo/
https://www.mangago.me/read-manga/sougou_tovarisch/
https://www.mangago.me/read-manga/gunbured_x_sisters/
https://www.mangago.me/read-manga/rock_it_girl/
https://www.mangago.me/read-manga/itd_would_be_great_if_you_didnt_exist/
https://www.mangago.me/read-manga/ashita_mo_mata_yuusha_no_tonari/
https://www.mangago.me/read-manga/hero_san_and_former_general_san/
https://www.mangago.me/read-manga/mage_demon_queen/
https://www.mangago.me/read-manga/i_favor_the_villainess/
https://www.mangago.me/read-manga/please_bully_me_miss_villainess/
https://www.mangago.me/read-manga/accept_my_fist_of_love/
https://www.mangago.me/read-manga/hana_to_hoshi/
https://www.mangago.me/read-manga/alter_ego_1/
https://www.mangago.me/read-manga/the_two_sides_of_seiyuu_radio/
https://www.mangago.me/read-manga/killing_me_akiyama/
https://www.mangago.me/read-manga/warning_beware_of_the_dog_zephyr_scans/
https://www.mangago.me/read-manga/ebisu_san_and_hotei_san/
https://www.mangago.me/read-manga/kill_me_now/
https://www.mangago.me/read-manga/ryuu_to_ryuu_no_kekkon/
https://www.mangago.me/read-manga/kiss_me_in_the_dark_of_night/
https://www.mangago.me/read-manga/wicked_spot/
https://www.mangago.me/read-manga/oni_ure_idol_ga_kyou_mo_watashi_wo_oshitekuru/
https://www.mangago.me/read-manga/my_ex_girlfriend_became_my_boss/
https://www.mangago.me/read-manga/a_love_hate_chord/
https://www.mangago.me/read-manga/surrendering_to_my_enemy_s_cold_embrace/
https://www.mangago.me/read-manga/the_two_faced_heroine_is_obsessed_with_marking_me/
https://www.mangago.me/read-manga/black_white_sal_jiang/ (violence, toxic relationship)
https://www.mangago.me/read-manga/perfect_heroine_wants_to_possess_me_bbl_scans/ (omegaverse)
https://www.mangago.me/read-manga/officer_you_can_no_longer_hide_your_tail/ (master-servant relationship, dub-con)
https://www.mangago.me/read-manga/summer_trend/ (side couple only)
https://www.mangago.me/read-manga/5_seconds_before_a_witch_falls_in_love/ (one-shot; SEQUEL: https://www.mangago.me/read-manga/5_seconds_before_falling_in_love_with_a_witch/)
“I Love Amy” i recommend its very cute GL
That is yandere and kind of (?) enemies to lovers but not totally
I need some good ass enemies to lovers, yandere and well-written yuri