And, of course, there are plenty of Sans battle simulators to frustrate even the most zen of gamers. The characters keep evolving as fans craft unique takes on their perspectives or create entirely new characters for players to talk with and battle. You can be all good and friendly you won’t get many experience for that, but everyone will love. And these choices influence the attitude of other characters towards you, their own behavior and also the course of events. Updated on September 26, 2021, by Juliet Childers: Though some fan games remain in purgatory, many others continue to spring up to the glee of fans of the original game. An important part of the gameplay is the ability to make choices.

Bonus: there is even a fan game with PvP and multiplayer! Explore new tales about Sans, Toriel, Frisk, Chara, and all the other monsters from Undertale. Unfortunately, development on this game stalled out, but the rest of the games on this list are playable now, some right from your browser. RELATED: Ranking the Main Cast of Undertale

Fans will recognize most games on this list, but one didn't make the cut: Overtale. One of the most beloved indie games of the last decade, Undertale still inspires fans to create unique reimaginings and expansions of the original game by Toby Fox.

Undertale free game