Battle-profession skills often involve both external and internal aspects. The external aspect includes combat skills such as shooting, while the internal aspect primarily involves breathing techniques.
Each profession is like a blueprint that shapes your "evolution" from the inside out, setting you on the path designated by the "profession designers (predominantly Deities)".
If you want to become stronger and have more muscular arms, you can take on professions like wielding Battle Axes and practice their breathing techniques.
If you want to run faster and have more stamina and dexterity, the Runner Department is the best choice.
Most people choose their evolution path within the framework set by professionals, which is not only intricate and difficult but also depends on their profession rank and Career Ability.
