#2 Adds a twist to some intense feuds

The crack in The Shield gets bigger, Drew McIntyre is tiring of Dolph Ziggler and Braun Strowman. Meanwhile, Charlotte and Becky's relationship deteriorates while Daniel Bryan and Miz keep orbiting one another. Feuds across the board are more intense within brands then they were last year.
In fact, RAW itself has a power struggle going on. It's why it is hard to believe that WWE might go the brand warfare route. However, if they did it would give a rest stop to these feuds in a way appreciable, after the way WWE has continuingly stretched rivalries in the past year. The tension from within the two sides becomes as much as there would be between them.
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It allows WWE to milk this intensity for all its worth, placing storytelling front and center of the clerical brand warfare matches. The divided contest could also elevate the main stories going in. Dean Ambrose with no championship would be in the thankless role as fodder among foe Strowman in the ten-man match.
Meanwhile, Lynch could show up Charlotte, by promising to destroy Ronda Rousey as well; setting up a Wrestlemania 35 blockbuster.