*Looks at Arakune for the last 4 games* Uhh...
Yeah, the only combos I can think of where you would get to use raw over drive practically are 6C>IAD BK, 2D RC BK, and maaaaybe 5C> jc BK/3c jc BK
Also, I think his damage output will be fine. His corner average damage is about the same as CS2/EX, and his midscreen stuff is really unoptimized at this point.