Sounds good.  Remember each character will only get three hundred and fifty points through leveling, and each skill can only go up to a hundred. Spears are good, but eventually I'd put at least thirty points into swords to get the skill Metal Slash. It can help to whomp those metal slimes.  
  
Ha, I went with scythes on my first play through. If you're looking forward to stealing things, I'm sorry to say Yangus would have trouble stealing an empty change cup from a dead, blind, deaf-mute.