I'm assuming this is a sort of last hurrah seventh edition game before the new rules come out? I think that some idea of what the strategy is going to be would be helpful for army list reviewers. It's clearly a very mobile force, but what's the plan? A concentrated flank attack? Hit run style tactics? Something else?
Last hurrah indeed -- from what people have been speculating, 8th edition may very well have no continuity for Corsairs (at least upon release).
Hyper mobile, dissipated army with an alpha or beta strike option. Maximum rear armour exploitation with outflank plus one die scatter rolls for deep strike. Malevolents are only there to tank wounds for the Prince.
Main weaknesses are unreliable Reserves rolls. I haven't allied in an Eldar Farseer Skyrunner, but that would be one way to go about this.
I've tried to keep the hardcore Corsairs firepower down (so no 6x Hornets) and maintain some fluff. If I needed more Malevolents or Scatbikes I'd downgrade the Phoenix to a Balestrike squad (Cavalier I know you have an affection for these
Also, the Project blog will take about a month or so. There's a lot to unbox from five years ago, a lot more theorycrafting to do, and a lot more painting!