Which Fatui Harbinger you REALLY want him/her to be playable in the future ?
( ignoring what are their roles in a team, the question is about the harbingers PERSONALITIES & DESIGN which you really want to see him/her in your characters party team )
( ignoring what are their roles in a team, the question is about the harbingers PERSONALITIES & DESIGN which you really want to see him/her in your characters party team )