Adding a touch more depth to the combat is the bonuses for using specific weapons types against the right type of armor. (selectbutton.com)
These unlock more special moves which can be assigned to button combinations or can be used to increase proficiency with specific weapon types. (nextgengamingblog.com)
This is where communication with friends will be key; some enemies require specific weapon types to defeat them, so you can't all just run shotguns and think you'll be able to get very far. (thedgcast.com)