Cena ayaa ku soo laabtay si lama filaan ah isaga oo ah ka qaybgalaha ugu dambeeya ee tartanka Royal Rumble, isagoo ku guuleystay, iyo WrestleMania XXIV ee caadiga ah ee loo yaqaan 'Triple H', isagoo ugu dambeyntii baabi'iyay Triple H. Halkii uu ka sugi lahaa ilaa WrestleMania, ayaa loo adeegsaday horyaalka WWE ee Randy Orton ee 2008 ee No Way Out kulan uu Cena ku guuleystay isreebreebka, sidaas darteedna, looma siinin horyaalka. Habeenkii xigay ee "Raw", Cena waxaa dib loogu soo celiyay WrestleMania's WWE Championship match isaga oo ka adkaaday Orton kulan aan cinwaan lahayn oo Triple H uu garsoore martiqaad gaar ah u ahaa, taasoo ka dhigaysa ciyaar saddex geesood ah oo u dhexeysa saddexda nin, inta lagu gudajiray Orton. Backlash, Cena wuxuu ku guuldareystay inuu dib u soo ceshado horyaalka ciyaar afar geesood ah oo halis ah, kaas oo uu ku baabi'iyay Orton. Intii lagu guda jiray ciyaartaas, Cena wuxuu baabi'iyey JBL, isagoo cusbooneysiiyay khilaafkooda 2005. Cena ayaa ka adkaaday JBL maalintii xukunka
kadibna hal habeen ayaanu isugu nimaadnay ciyaar First Blood ah. Cena sidoo kale wuxuu ku guuldareystay inuu dib u soo celiyo Horyaalka WWE ee Triple H ee Night of Champions. Kadib, JBL waxay ku garaacday Cena New York City Parking Lot Brawl ee The Great American Bash bishii Luulyo si loo soo afjaro khilaafka. Munaasabaddii 4-tii Agoosto ee "Raw", Cena wuxuu noqday Horyaalkii Kooxda Tag ee Adduunka markii labaad, isagoo la midoobay Batista si uu uga adkaado Cody Rhodes iyo Ted DiBiase laakiin wuxuu ku guuldareystay inuu sii wado horyaalnimada usbuuca soo socda ee ka dhanka ah horyaalkii hore. Cena ayaa ka badiyay Batista SummerSlam. Wax yar ka dib, Cena waxaa loo magacaabay mid ka mid ah afarta tartame ee CM Punk's World Heavyweight Championship ee tartanka Championship Scramble ee Unforgiven, laakiin waxaa lagu beddelay Rey Mysterio ka dib markii uu xanuunsaday qalabka qoorta ee qoorta ee SummerSlam, kaas oo u baahnaa qalliin. Cena waxaa lagu sameeyay qaliin guul leh si loo hagaajiyo dhaawaca.