Not sure how this "says basically nothing". It is me saying:
1. She claims her role card sincerely most games
2. She would not make up abilities, and if it's nessesary it wouldn't be on her mind
Which, if you take those two statements for fact she cannot be factional evil. Factional evils wouldnt have an ability that provides any sort of census report, they know the information of if it's multiball or not just by numbers.