to a certain degree, it is not complicated to make another snow freddie. youtuber, "Custom trackmaster" basically scanned the body of a engine and print the sides with paper stickers. To be fair he has a special printer that can cut the stickers into fine precision.
My Trackmaster/Tomy/Plarail Photo Gallery Page (over 600+ photos and still under construction)
https://www.flickr.com/photos/183311600@N03/
https://www.flickr.com/photos/183311600@N03/