My main fetishes:
Ahegao, Amputee (Quad or legs mainly), Anal, Catgirls, Blind girls, Bondage, Exhibitionism (Seen or unseen), Femdom, Forniphilia, Futa on futa / female / male, Futa exhibitionism, Time stop, Group sex, Gender swapping, Body swapping, Guro (Body part removal) / Cannibalism, Gyaru, Impregnation, Incest (Siblings, cousins, daughter-father, mother-son, mother-daughter, bonus points for multiple at once), Irrumatio, Large / impossible insertions, Loli, Nakadashi, NTR, Shotacon, Omorashi, Prolapse, Public use, Rape, Scat, Tentacle, Tomboy, Torture, Urethral insertion, Vanilla, Yaoi, Yuri
And some of my favorite artists + circles in these genres:
Kurenai Yuuji, Minazuki Juuzou, Juan Gotoh, Mizuryu Kei, ShindoL, Takemura Sesshu, Uziga Waita, Sumomo Dou, Kokonoki Nao, Tsukino Jyogi, Charu, Kiai Neko, ACTIVA, Akai Mato, Uchi-Uchi Keyaki, Kanyapyi, Fue, Ishigaki Takashi, Takumi na Muchi, Radiohead, Mayonnaise, kasuga, Uno Makoto, Piririnegi, Tokimachi Eisei, rt., Behind Moon, Seura Isago, Yukimi, Kurosaki Bunta, Kizuki Aruchu, Aji Pontarou, Yamaura Shou, Watosato, Shimaji (Cannabis), Homunculus, Distance, Suehirogari, Hisasi, Yuzuki N Dash, Saikawa Yusa, Nakamura Kanko, Satsuki Itsuka, Inuboshi, Rustle, Yamazaki Kazuma, Jin (MTSP), Takenoko Seijin, Takashiro Go-ya, John K. Peta, Oyster, Asanagi, Yami ni Ugomeku, Ootsuka Reika, Hino Hino, Aita Nikov, Yamatogawa, NaPaTa, Nanairo Koubou, Nagi Ichi, and Makuro.
I'm pretty sure I've masturbated to every genre at this point. I just really like hentai and doujins and as long as it's hot and the art is good I'll masturbate to it.