You need certain ninjas like samui, omoi, and darui to work with him and if you aren't willing to switch to a certain class (lightning or earth), don't bother. If you want to know the usefulness between 3rd raikage, susanoo sauske (normal version and skillbroken version) and 4th raikage (normal version and skillbroken version), there has been discussion about him: https://forum-narutoen.oasgames.com/page/show-post-25044-1.html