> The KotC description says the Harrukin and Nemoud's Brethren are
> similar to familiars, but do not give special benefits to their
> masters. However, do the shared familiar/master hit dice, hit
> points, BAB, saves and skills apply to them?

it's hard to be 100% certain from the brief description given, but
based on the reference to p.52 of the PHB i'm inclined to think they
do.

xan ophis