Susie, also known as The Violet Tormentor, is the deuteragonist of Deltarune. She is the first enlisted party member, and is the monster that was mentioned in the Prophecy.

She started as the former bully of Kris often assaulting them and humiliating them for fun. However as their relationship with Ralsei starts to bond more, she becomes a true Delta warrior to defeat The King, becoming one of the archenemies of the latter. She is the best friend of the Delta Warriors; Kris and Ralsei