>>44960022They don't. Not directly, at least. They have a tournament bias.
The poll where they asked which mons were most in need of a suspect, which resulted in Magearna and Cinderace's bans, only allowed tournament players to answer.
Cinderace was quickbanned because a tournament was incoming and the tournament players didn't want to have to deal with it.
And tournament players love stall because it's such a safe playstyle.