COVER BY: GLENN FABRY WRITER: PETER DAVID PENCILS: PABLO RAIMONDI INKS: PABLO RAIMONDI COLORED BY: JEROMY COX LETTERED BY: VC - CORY PETIT THE STORY: Never has a title said it all quite like "The Middle East Side is Burning." X-Factor's battle with Arcade may be over, but the former Mutant Town is now paying the price. Walled in, cut off from any possible aid, the residents of the Middle East Side are hemmed in by flames on all sides, and their only hope of survival are the embattled members of X-Factor. Rated T+ …$2.99 IN STORES: May 21, 2008