Toriel is the first major boss of Undertale, following the completion of The Ruins area. The following boss is designed to be played as part of a complete Pacifist guide - in short, going through ...

There is a browser based simulator that gives players the chance to relive the notoriously difficult Sans fight from Undertale.

5 Secrets Hidden In The Music Of Undertale Watch on YouTube Papyrus boss fight Spare Papyrus for a couple of turns, then Flirt with him, and then attempt to Spare him for the remainder of the fight.