A fun bolt-on to the ruleset that personalizes a ... what's the FIST equivalent of a MURDER? 'A TEAM'? 'A-TEAM'? .... and both provides seventeen example team-wide traits and excites the imagination with ideas for troupe level abilities / penalties / modifications.
At a minimum, the 'negative' traits are worth keeping in the Ref's back pocket to incorporate as a penalty for particularly disastrous (and thematically associated) failure rolls.