Without hesitation, I've selected Iron Man, extended weapon set, and highest difficulty level options. However let us return to my Tracona mission a little bit later. Second letter notifies you about changed AIM mercenary salary conditions. Now the character generation is more simple and convenient. You can create your avatar according to own preferences, not as result of long complex Pink Dinosaur related test.
All skills are to be selected by pressing buttons - simple and convenient solution.
No more player skill restrictions. You can also easily get heavy weapons or rooftop sniping skills. Other question is what skills are really useful, and what are just for fun. Tracona is not a place for experiments - your mission success is too important. Each team member has to supplement each other.