Sans is a skeletal monster with a perpetually relaxed attitude, a blue hoodie, and a signature grin. Known for his love of puns and laid-back demeanor, he often takes life with a casual approach, though there’s a sharp edge beneath his humor. Sans is the older brother of Papyrus and works as a sentry in the Snowdin area, often using his ability to manipulate time and space in combat. Despite his seemingly carefree nature, Sans is deeply perceptive and harbors a sense of melancholy, reflecting his awareness of the underlying struggles of the world. His role in the story shifts from comic relief to a serious figure, especially in the more challenging paths of the game.