I just uploaded a new edition of vol 1, with a new cover. New editions of subsequent volumes will be posting in the next week (including the collected editions). Amazon can replace the current one on your kindle for free, but you have to let them know you want it. Here are the deets: https://kdp.amazon.com/help?topicId=A1RGGPBKDR1BPZ.
Superheroes in Prose #13, A Fabulous Anarchy, on sale March 1st!