I liked
Mz. Liberty because she always encouraged us to level and we see her the most.
Founders Falls, the little robot,
Mark IV. Not sure why he isn't mentioned as a contact on wiki FF map.
oh, barely saw his name on Vidiot Map's guide...Yep, he's mentioned.
My least fav I suppose was
Serge, Lev 20 cape mission, he can be a jerk; I suppose it's the fashion designers' ego