Is Darth Revan really as bad on Defence as people are saying? Or is it something else?

"Benhur;c-1816095" wrote:
The problem with including sion (or anything else) is that it makes it better vs JKR but got smashed by a full sith empire team

Possibly not sure yet but does well against jkr but wanting to know if malak comes out snd what his kit does if hes comming out hopefully he has a aoe dispel like sion and a mechanic that works with or does something to ferocity