http://www.mangago.me/read-manga/kekkon_shite_kudasai/
http://www.mangago.me/read-manga/unmei_no_kisu_wa_oazuke/
http://www.mangago.me/read-manga/ou_sama_to_puppy_love/
http://www.mangago.me/read-manga/love_is_an_illusion/?av=2
http://www.mangago.me/read-manga/sukijanaitte_hyakkai_tonaeta/
It's not an omgeaverse but still include it as an omgeaverse idk y
I highly recommend these two!
http://www.mangago.me/read-manga/haikyu_dj_tanoshii_jogoku_wo_irodoru_nara/
http://www.mangago.me/read-manga/haikyu_dj_tanoshii_jigoku_wo_irodoru_nara/
http://www.mangago.me/read-manga/pendulum_kemonohito_omegaverse/
http://www.mangago.me/read-manga/remnant_kemonohito_omegaverse/
http://www.mangago.me/read-manga/touken_ranbu_dj_sweet_spot/
http://www.mangago.me/read-manga/unmei_ja_nai_hito/
http://www.mangago.me/read-manga/bokura_ga_tsugai_ni_naru_made/
http://www.mangago.me/read-manga/paradigm_shift/
http://www.mangago.me/read-manga/kashikomarimashita_destiny/
http://www.mangago.me/read-manga/boku_no_high_spec_kareshi_sama/ omega is top
http://www.mangago.me/read-manga/shounen_no_kyoukai/ this one is really dark and deep, a masterpiece
Please leave ur fav omegaverse in the replies , thank u . ╮( ̄▽ ̄)╭