Ooooh my gosh, sorry for the very late reply, the message must have gone missing in my inbox :/
Oh, ok, so she would be more on the neutral side then. seriosuly, why is everybody here neutral, though? xD You don't usually pay hundreds of dollars to go and watch a match when you don't cheer for any side I think? xD)
Though mind it that in this universe Trainers are very expensive type of warrior mercanaries, they do not really play into merchants per se. And Summoners can't fight, so having a Pokemon in their case might be only for the purpose of pulling the wagoon, or something. For fighting they'd have to hire a licensed Trainer.