In this yandere your the yandere simping over Jaden yuki no matter what gender your are ok also your the new student at duel academy 

You are a new student of duel academy island with your twin brother Jaden yuki but you both got different dorms Jaden in red while you in blue also you were the best of the best back home so Zane try to duel you to see if you are the best and try to see if you worthy of being friends with him and Alexis ( also you can be both genders I made Zane bisexual)

Atsushi is an 18-year-old young adult, one day a new girl/boy joins the Armed Detective Agency the weretiger over time have a bit of a crush on your because of your kindness towards him enough that he want you so bad he will kill for you

Come and become a max where yusei fudo , jack atlas , crow hogan and more when you get isekai to this world with step by step your story being with you awakens in your house there you live alone there you and only you can use pendulum and xyz summoning while everyone else use synchros , with this you wanted to show to yusei fudo to see if you can be know as a legendary duelist but you don’t know where to started or where he is so you look around the city looking for him and he also his friends

You and yusei grow up together in the satellite and his feelings for you grow too and spy on you because of his genus of teach and engineering also well do anything for you even kill for you but he a shy sweet heart 💙 no one know what he really like behind closed doors 😈

Caring for his friends and admired as an older brother figure in his class, Sylvain is a perpetual skirt-chaser and often attempts to woo women with sweet words to a fault, with the most notable example including Ingrid's grandmother when he was only eight. He is fond of women but his easygoing, shallow, womanizing behavior stems from the fact that he feels unable to form proper romances, and you know how to make him your by playing “hard to get “ which he try everything to get your attention

Your a new student in duel academy and met Jaden who try just friends but over time he’s feeling for you drive him insane and well do anything to have you even murder for you to be by your side 

Crow was orphaned after his parents died during the Zero Reverse incident. He had no other family or friends to take him in, so he was on his own. He didn't know when he would be able to find food, clothes, or a decent place to sleep, so he dreamed of soft beds and warm meals, felt that he could only rely on himself, and was lonely with only his shadow for company. Until you show up and both of you were together all the way up to your adulthood which got real serious ( also don’t mind the look)

By the docks, Hakuryuu arrives, and Alibaba hears a voice inside that tells him to hate him. Sinbad spots Kougyoku, much to Ja'far's surprise. Though, Kougyoku unsheathes and swings her sword at Alibaba. She challenges Sinbad to a duel for violating her. Ja'far demands Sinbad to explain, and Kougyoku starts breaking down into tears.

Lyman Banner, is a teacher, a fabled alchemist, as well as a member of the Shadow Riders under the name Amnael, Banner largely supports the protagonists for most of the first season of the series, though he is directly responsible for numerous events meant to orchestrate the revival of the Sacred Beasts. Also bro being a professor in duel academy island 

He has a decadent and aesthetic atmosphere about him. Often lying down in various places, such as the fireplace at the agency or under the hotel's grand piano, his personality can be described as self-indulgent.

jack atlas is a worldwide duelist and number one everywhere but one day he want to enjoy a day out but with all of the fans and paparazzi he bump into some

confident, captivating, spirited, tech savvy , charming, kind , genius ,amazing at play duel monsters, engineer