I personally prefer a combination of speed, maneuverability, versatility and damage. So my loadout consists of Sicario (using the smoke to cover objectives and revives when needed) skills that let me aid the team when necessary, let me run fast and survive while running while still keeping my damage output as high as it can be,
I generally run a strong pistol/revolver as my primary source of damage, and use the little friend to annihilate dozers at close range, and the grenade launcher of the little friend to clear paths to objectives.
I like the feeling of being able to shoot