Xornoth has been defeated and trapped in a crystal, and Scott is afraid of letting it out of his sight. This may have some consequences though, as there is ice following Scott everywhere he goes ever since he made a deal with destiny to get the beloved diamond frostwalker boots. I think there will be triggering stuff like panic attacks, although I'm not sure. The image in the middle was found on Google, and the image on the top right was made by @Kitomine_ on Twitter, go check them out :D
17 parts