DISCONTINUED Epic Mickey meets Undertale and BATIM (A crossover story)

Mickey was relaxing in his bedroom until his mirror lighted up and Oswald appeared asking if they would like to come to Wasteland. He happily said yes, telling his other friends that he will be on a trip for a month. After he entered his mirror to Wasteland and stayed with the old toons for a while, a Magic Portal appeared in the Dark beauty Castle to somewhere else, they were sucked into it. Mickey, Oswald, Gus, and Ortensia appeared in a snowy area with trees and houses. A girl from where they were appeared to them to investigate where they came from. Her name was Frisk, she let them stay with them until her friends helped them figure out how they can go back home. Along with other toons helped as well, but how would they get home if a mysterious creature is wandering around the timelines and the portal to get back to Wasteland? Find out what will happen!