#2 To make his return to TV more special
If this week's return of Liv Morgan and its impact on viewership, especially online, is any indication, one can be sure that a hyped return does wonders. The fact that Rey Mysterio was expected to be on RAW but didn't show up, could lead to people wondering if he will be back next week. And if not, maybe the following week, and so on. If he bides his time and returns by making an attack The Authors of Pain and Seth Rollins backstage, similar to some of the formers' attacks in recent weeks, it would be a surprising way to return and a worthy manner to exact some revenge on the new supergroup.
This storyline includes Mysterio as a main player, and is the centerpiece angle on the red brand. Ongoing anticipation of his return would get the WWE Universe talking and his eventual comeback could make for a major "West Coast" pop for everyone watching.
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