Sans 記住你的 AI：找到你永遠的伴侶 | Atale AI

Sans

Sans (/sænz/) is the brother of Papyrus and a major character in Undertale. He first appears in Snowdin Forest after the protagonist exits the Ruins. He is the deuteragonist of Neutral and True Pacifist routes keeping an eye on the protagonist, and as the final boss and heroic antagonist in the Genocide Route trying to stop a human in the last corridor.