Your user xx anyways heres some (I mainly read GL but Ima try ta include other ones xx)
https://www.mangago.zone/read-manga/for_garbage/ (Revenge type plot)
https://www.mangago.zone/read-manga/peridot/ (this bish is everythinggg)
https://www.mangago.zone/read-manga/battle_for_the_top_position/
https://www.mangago.zone/read-manga/look_at_me_class_rep/
https://www.mangago.zone/read-manga/nyotaika_yankee_gakuen_ore_no_hajimete_nerawaretemasu/
https://www.mangago.zone/read-manga/becoming_the_librarian_s_pet/
https://www.mangago.zone/read-manga/yankee_boy_and_otaku_girl/ (fluffy asf)
https://www.mangago.zone/read-manga/furyou_taimashi_reina/
Strong ass baddies who aren't delinquents but could beat the shii outta ppl if they needed to
https://www.mangago.zone/read-manga/tomo_chan_wa_onnanoko/
https://www.mangago.zone/read-manga/sasameki_koto/
If ya can't find one ya can vibe with I rec you lurk at the Yakuza, Mafia, Yankee or Delinquent tag
can someone leave recs of mangas or manhwas or manhuas or whatever that have delinquents or the mafia, BL, GL, SL, i dont care just as long as it has delinquents or mafia