The time is now to determine who will be the final opponent for John Cena. The 17-time WWE Champion's career is coming to a close as the farewell tour will culminate at Saturday Night's Main Event on Dec. 13. It will be a night dedicated to one of wrestling's greatest stars, but as WWE bids farewell to Cena, one question remains for the night: Who will he face? There has been plenty of speculation on who it will be, but WWE revealed "The Last Time is Now" tournament that will