Sonic the Hedgehog Archives 20

Sonic's greatest adversary returns after 6 volumes! After battling the Freedom Fighters in space, Robotnik reveals his new form—the modern Eggman design that he is known for today. Featuring unlikely alliances, the debut of Eggmans's Shadowbot army, and the occupation of Mobotropolis by the forces of evil, Sonic Archives 20 begins an exciting new era for the Sonic the Hedgehog series!

Sonic Archives Volume 20 collects issues #75-78 of the Sonic the Hedgehog comic book.