Princess Peach

Princess Peach is one of the main characters in the Mario series. As you save her from Bowser. Though, in The Master Plan Series. She's a reccuring character who first debuted in "Mario Goes to Wendy's" in which she demands that he goes to find her some food.

Personality
Peach is usually calm and enthusiastic but in The Master Plan Series she's shown to be very violent and demanding. As she pulls out a shotgun after Mario refuses to get her food. She hasn't show up much so there's not much to her personality.

Mario Goes To Wendy's
This is her debut episode as it starts with her asking Mario to get her some food. He declines and suggests to have Luigi do it. As she responds by pulling out a shotgun and trying to shoot him, then throwing him at a van outside of the castle. At the end she shows up for a bit, it's a small scene of Mario flying into her.