Like the original game, players can enjoy an utterly peaceful run or a genocide playthrough.

The game uses many of the same old mechanics but expands on the story considerably.

Understory is a fan-made sequel for the original game and boy is it a brilliant game. The development team is incredibly active and will come out with new updates coming up as fast as possible. There’s enough gameplay material to allow for 4-5 hours of quality gaming. The game may not be complete, but there’s a significant portion that you play at the moment. There isn’t one encounter in the game, that’ll make you feel like you’re not playing the main canon series. All the monsters in the game are realistic and believable. However, it’s still an incredibly fun game to play in its current state. Undertale Yellow is still in development. Fans of the original will significantly appreciate the presence of these characters. And, of course, there are plenty of Sans battle simulators to frustrate even the most zen of gamers.While the main character is entirely new, several characters from the iconic original make an appearance. The characters keep evolving as fans craft unique takes on their perspectives or create entirely new characters for players to talk with and battle. 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. 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 fan games android