http://www.mangago.zone/read-manga/zankoku_na_kami_ga_shihai_suru/
But if u want some REAL weird twisted shit that's as twisted as shit can get then http://www.mangago.zone/read-manga/kami_no_kodomo/
well if u r looking for yaoi:
http://www.mangago.zone/read-manga/shiiku_gakari_rika/
http://www.mangago.zone/read-manga/deichuu_no_hasu/
http://www.mangago.zone/read-manga/notpia/
http://www.mangago.zone/read-manga/nii_chan_harada/
http://www.mangago.zone/read-manga/feeding_lamb/
http://www.mangago.zone/read-manga/litchi_hikari_club/
http://www.mangago.zone/read-manga/kokoro_o_korosu_houhou/
http://www.mangago.zone/read-manga/gintama_dj_mienai_kusari/
http://www.mangago.zone/read-manga/the_inheritance_of_aroma/
okay these are my personal favs :')
Can anyone recommend me some REALLY messed up mangas/manhwas? I feel like messing myself up today :v