#1 Samoa Joe

Is there any bigger opponent left for John Cena in WWE than Samoa Joe.
Samoa Joe is one of the best pro-wrestlers in the world. He and Cena share the same path to success with a slight difference, the companies they signed.
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While WWE signed John Cena, TNA signed Samoa Joe which led both of them to stardom. Both of them are now in WWE.
WWE tried to book a rivalry between the two, however, the feud was cut short when Joe unfortunately suffered an injury. While Cena has pinned Joe in a 5-on-5 Traditional Survivor Series, the two never had a singles match.
The fans know that these two will tear the house down if booked in a feud. The idea of this match sounds like promotional gold for the WWE!
The WWE could attempt to book a rivalry between Cena and Joe, only this time with the WWE Championship on the line.
Joe is currently in a feud with AJ Styles for the WWE Championship. Speaking of which, Joe might win the WWE Championship at SummerSlam.
Perhaps a feud between Cena and Joe over the WWE Championship could be on the cards in the near future.
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