#1 Fans would want him to be there for every show

The only reason why fans don't like part-time wrestlers is that they can't work for long.
They only work for a short period. For instance, Brock Lesnar is the currently the Universal Champion but still only works for big pay-per-views.
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He worked at Survivor Series but missed TLC. Now, he is going to face Braun Strowman at the Royal Rumble, but it can be said that he is going to miss Elimination Chamber and Fastlane, next year. And this is what the fans don't like.
If Cena is returning to Raw for Royal Rumble build-up and then misses Elimination Chamber and Fastlane then the fans could get annoyed.
They want to see full-time wrestlers in the company, but for Cena, it's not possible for him to work at every show. He has been working for the company for so long and did everything he can for the industry.
However, it would be great if he works from Royal Rumble to WrestleMania without missing any show or at least attending most of them.
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