Infinity Train

Infinity Train is an American animated television series created by Owen Dennis for Cartoon Network. The series is set on a gigantic, mysterious and seemingly endless train traveling through a barren landscape, whose cars contain a variety of bizarre, fantastical, and impossible environments. Passengers on the train proceed from car to car by completing challenges which help them resolve their psychological trauma and emotional issues. Every season of Infinity Train follows its own storyline and set of characters, although some characters appear across multiple seasons.