My headcanon on the 3 commanders of the red-haired pirates
Benn: 2.1B reward. It has 3 advanced forms of haki (FS, emission CoA and coating CoC). His fighting style revolves around agility, doing acrobatics and fighting at medium distance using his haki to make his rifle a very powerful weapon.
Lucky Roo: 1.9B reward. He has 2 advanced forms of haki (FS, emission CoA), his fighting style is speed based, he spins his body at such a high speed that he is able to turn invisible (just like Sanji) and his CoA level is able to make your pistols attack powerfully.
Yasopp: 1.5B reward. It has 2 advanced forms of haki (FS, emission CoA), its fighting style is the distance, through its great level of CoO it is able to hit the opponent at huge distances in addition to predicting their movements, and its good haki makes its rifle a powerful weapon even at long range.