I think, personally, it would very very cool and fluffy to drop the IST's and go for a pure GK force. You could only get a 5-man squad however, so perhaps losing one of the dreads would be ok.
If that isn't what you're going for, then I would take Steellegioncpt's advice.
__________________ Lord of Fluff and Blood Angels Herald of Nurgle "I wield my power with the Emperor's Authority. Those who would say that I am 'radical' merely have minds too small and impotent to realize all the weapons at their disposal. Do not question my methods on account of these so-called 'Puritans'." -Inquisitor Mathias Rosenadel |