Sonic Universe #76 (2015)

Worlds Unite - Worlds Unite, Part One: Across Time and Space
The Sonic/Mega Man crossover event begins here! It's the epic first chapter of the biggest story in Sonic/Mega Man comic book history with 'Worlds Unite,' Part One! Get ready for cross-world treachery as the wicked Sigma escapes the world of Mega Man X and arrives in Dr. Eggman's secret Lost Hex base! When Sigma promises new power to the Deadly Six, how long do you think they'll stay loyal to Dr. Eggman? And just where exactly are our heroes during all this? Looks like Sonic and Mega Man are right in the middle of an ambush! The sense-shattering sequel to 'Worlds Collide' starts right now! Featuring cover art from the legendary Patrick 'SPAZ' Spaziante, Rafa Knight, and part 1 of the epic 12-part connecting variant cover series by artist Ben Bates!
Release Date: 2015