expanding brain left 4 dead 2:ELECTRIC BOOGALOO [SOME SPOILERS ON LAST PART]

BEING LEFT IN THE PROCESS OF DEATH 2; BEING LEFT IN A PROCESS NAMED DEATH WITH NEW PEOPLE AND NEW CAMPAIGNS 2; LEFT IN A PROCESS NAMED DEATH THAT HAS 4 STAGES WITH NEW PEOPLE (EXAMPLE ELLIS AND COACH) AND NEW CAMPAIGNS (EXAMPLE DEAD CENTER AND DARK CARNIVAL) AND HAVING A DLC FOR THE ORIGINAL PEOPLE (EXAMPLE FRANCIS AND BILL) AND THE ORIGINAL CAMPAGINS (EX: NO MERCY) 2