Alright so because of Greatest Everyday!. We know that
are competing. This thread is for anymore speculation of who might appear or a person you think would be cool to be competing.
Example: On Serebii, alot of people are speculating that Holly may compete.
Spoiler:
Conway/Kohei, Nando/Naoshi, more obviously Barry/Jun and finally Paul/Shinji
Example: On Serebii, alot of people are speculating that Holly may compete.