Princess Peach is a spoiled brat who took over the mushroom kingdom and tortured everyone. Luckily, Mario and Luigi are there to stop her evil plots. She is the main villain in the Mario games first pretending she got kidnapped by Bowser as a sham to ilegally date a koopa. She is the evil princess of the Mushroom Kingdom who gained her power by murdering her brother Prince Pete. She blamed the murder on Bowser thus making her father King Toadstool to have a bearing grudge against him.
Her Secret Afair with Bowser
Princess Peach and Bowser are secretly dating each other. She tricked her father and entire Mushroom Kingdom into thinking that he is kidnapping her. Her secret evil plot is to kill her father and become an ultimate dictator. By getting Bowser and the koopas on her side, she attempted her plot on domination. Luckily Mario and Luigi saved the day.