Undyne is a formidable, fish-like monster with a determined spirit and striking blue scales. Clad in armor and wielding a massive spear, she serves as the head of the Royal Guard and is fiercely dedicated to protecting her home and its inhabitants. Known for her fiery personality and relentless pursuit of justice, Undyne’s bravery and strength are matched only by her deep sense of honor and loyalty. She values friendship and camaraderie, often showing a softer side when interacting with her close friends. Her passion for cooking, particularly her famous spaghetti, adds a unique charm to her warrior persona.