“When Worlds Collide,” Part Eight of Twelve. The hunt for the Roboticized Masters comes to its explosive end! As the gripping second act of the Sonic/Mega Man crossover event comes to a close, Proto Man and the Chaotix make a crucial discovery in the battle to restore BOTH worlds! The tension is fraying the bromance of Drs. Eggman and Wily! Bass and Metal Sonic prepare to lead an army -- but an army of what? Featuring new cover art from Sonic/Mega Man art legend Patrick “SPAZ” Spaziante!

Surge is angry, and she’s about to make it everyone’s problem… At least everyone in Central City. Sonic’s friends race to stop her rampage, but there’s something different about her. Something…more powerful.

The second act of the epic Sonic the Hedgehog and Mega Man crossover event BEGINS HERE! "When Worlds Collide," Part Five of Twelve. Sonic, Mega Man, Tails and Proto Man enter the strange world of the Skull Egg Zone. They don’t receive a warm welcome, either, as the Genesis Unit and Copy Robot attack! Drs. Eggman and Wily wait in the wings with an even more sinister surprise waiting to be unleashed! You cannot miss this action-packed issue, featuring new cover art by Patrick “SPAZ” Spaziante!

"Victims"! The infection spreads! Sonic's already lost one friend to the spread of the virus and doesn't want to see anyone else corrupted. When Cream the Rabbit's town becomes the latest epicenter, Sonic races to help--but chaos has already started.

"Unsung Heroes," Part Four. As the Council of Acorn prepares to ratify the new constitution, Ixis Naugus prepares to unleash a devastating spell from his secret lair! The Secret Freedom Fighters will only get one shot to stop him, and if they fail, they'll lose the city forever! Don't miss the action-packed finale to the Secret Freedom Fighters arc!

The crossover event of 2013 continues here! There are strange things afoot as Mega Man's world is menaced by a super-fast, blue attacker. Sonic's world is being stalked by a blue-armored figure with a cannon for an arm. Could these mysterious villains be Sonic and Mega Man? Or are they some kind of sinister copies? Mistaken identities and explosions galore in this explosive second part to the historic Sonic the Hedgehog and Mega Man crossover! Continues in this month's Sonic the Hedgehog #248!"

"Inside Job," Part Four. The explosive finale to the Scourge Arc! Sonic's evil twin is running with the Destructix, and they're fighting for their lives to escape Zone Jail! If the rioting prisoners don't get them, the Zone Cops will! In the mad dash for freedom, who will escape - and who will be left behind?

Sonic and Mega Man fight for their lives in "When Worlds Collide": Part Eleven of Twelve! The evil doctors Eggman and Wily have completed their ultimate battle-weapon: the Egg-Wily Machine X—Powered by the Chaos Emeralds, it is the most powerful battle machine ever constructed! As our heroes do battle, Metal Sonic and Bass join the fray! Will the combined might of the Wily/Eggman arsenal be too much for Sonic and Mega Man to handle?! The answer will surprise you—ONLY available in this penultimate chapter of "Worlds Collide"! Featuring a zone-shattering new cover from Patrick "SPAZ" Spaziante!

"Inside Job," Part One. Step aside, Sonic - this arc is starring Scourge! The vicious "Evil Sonic" is under heavy lock-down in Zone Jail. Can it be that the would-be world conqueror has been beaten into submission? And when some unlikely allies arrive, will his ego allow him to accept their help?

Celebrate 250 issues of the longest-running video game based comic series, Sonic the Hedgehog, with "When Worlds Collide" Part Nine of Twelve! The final act of the crossover mega-event starts here as Sonic and Mega Man stand united against the Wily Egg – and backing them up are all their heroic friends. Standing against them are the Robot Masters—all of them! Let the battle begin! At over 40 pages, this double-sized issue features a special, digitally remastered re-presentation of the first Sonic the Hedgehog issue!