Honestly when it comes to cases, buy whatever you think looks cool. Check reviews, make sure there's no problems with grounding, and that the holes are spaced properly for mounting PSU's. Personally I like cases with top fans.
ok i found the case i want its a Thermaltake V3 Black AMD Editionhttp://www.newegg.com/Product/Product.aspx?Item=N82E16811133200
can you give me some suggestions on what would be some good case fans it can hold up to 3 120mm fans thank for your help