Welcome to the mod of the famous Undertale game. Take part in incredibly difficult boss battles. Also, you will find a unique storyline with unexpected twists of fate. The storyline develops over the course of the game and takes on different branches along the way. Your goal is to fight off enemy attacks and try to attack in response until you finally defeat him. An improved combat awaits you thanks to new features. Explore new locations and complete various missions. Improve your skills for further fights.