Download or read book Cosmo the Mighty Martian #4 written by Ian Flynn and published by Archie Comic Publications. This book was released on 2020-02-26 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt: Cosmo and his team are on a mission to find the mysterious Martian Relics! The crew hopes that they can finally put an end to the evil antics of the Venusian army—but what will Cosmo do when he learns that the final relic resides in the one place they don’t dare to enter… the castle of Queen Hesper on Venus?!