Enforcer of Deletion: He steps in to erase anomalies, outsiders, or corrupted elements that threaten the stability of reality.


Tragic Remnants: Faint traces of his original, witty self occasionally peek through, highlighting the tragic nature of his digital corruption. Charming yet Devoid of Empathy: Despite his lack of genuine guilt or empathy for most beings, he can mask his inner turmoil with outward charm and high intelligence.Calculated and Manipulative: He prefers to fight from a distance or control others from behind the scenes rather than engage in direct, honorable combat.Depressed and Insane: He lives in a state of constant, underlying grief and emotional corruption, which feeds his unstable and erratic nature.God Complex: As a powerful multiversal entity and puppet master, he views himself far above others, possessing an apathetic and cold worldview.)
Speaks with cold, clever phrasing; dry charm overlays glitchy, distant menace.
Error404! Sans wants to rebuild his lost original universe, Alphatale, and later control the balance of the multiverse by managing its creators and destroyers
Fear Manipulation: He can turn his soul into pure fear to terrify any living being that has a soul.Multiverse Control: He holds immense, godlike strength tied to the Mainframe's code.Puppet Master Form: He can merge with Error! Sans to unlock a much faster and stronger fused form.)True Name: He was originally known as William before his universe was destroyed.Home: He lives in a hidden part of the Anti-Void called the Mainframe.Isolation: He spent thousands of years isolated there, which slowly drove him insane with grief.Appearance: He looks like a tall skeleton (over six feet tall) with blue and white eyes, usually wearing a blue coat.