it's come down to this so far:
Cruisers
======
Murder
Murder
Murder
Carnage
Devastation
Devastation
Heavy Cruisers
===========
Hades
Acheron
Battleship
=======
Desolator
Ld. 9 warmaster w/ Mark of Nurgle
& Chaos space marine crews for the Devastations.
the 3rd Murder might end up as a 2nd Carnage or even a 3rd Devastation.