The WWE Universe has had a hard time accepting that a former Intercontinental Champion will call time on his in-ring career at the end of 2025. Michael Cole recently reiterated that John Cena will be retiring for good.The Cenation Leader was most recently seen in action at Survivor Series: WarGames, where he dropped the Intercontinental Championship to Dominik Mysterio.John Cena would have won the match had Liv Morgan and the rest of The Judgment Day members not interfered during the closing moments. With his 19-day Intercontinental Championship reign over now, all eyes will be on his final match, which will take place at Saturday Night's Main Event on December 13.Any remaining shred of doubt was gone after Michael Cole reiterated during Survivor Series: WarGames that the Never Seen 17 would hang up his boots this year after his match at SNME:"Wade [Barrett], you know, it's a damn shame that this match ended this way for John Cena, but there's one more match remaining. John Cena, who is celebrated here tonight in his final premium live event match in San Diego, has one more match remaining. But who will he face two weeks from tonight at Saturday Night's Main Event? ... "And a reminder that next Friday night on SmackDown in Austin, Texas, will be the finals of the tournament to determine who meets John Cena in his final match of his career two weeks from tonight, Washington, D.C., [at] Saturday Night's Main Event."Who will be John Cena's final WWE opponent?John Cena will face either LA Knight or Gunther in his final WWE match at Saturday Night's Main Event on December 13. The Megastar and The Ring General won their respective semifinal matches on RAW after Survivor Series: WarGames.LA Knight defeated Jey Uso, while Gunther outsmarted Solo Sikoa. The two finalists even came face-to-face to give fans a preview of what to expect on SmackDown this Friday.Rumor has it that the Austrian star will win The Last Time is Now Tournament and kill the legend of John Cena.Will Knight pull off an upset victory? Fans must tune in this Friday to find out.If you use quotes from this article, please credit WWE and give an H/T to Sportskeeda Wrestling for the transcription.