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! This double-sized issue features a special, digitally remastered re-presentation of the first Sonic the Hedgehog issue! Also featuring a stunning new wrap-around cover by Patrick "SPAZ" Spaziante. Continued in this month's Mega Man #27!