Some lovely looking figures in here and the basing is most excellent too.
Dont worry about your problem, we all suffer from 'Butterfly Syndrome' at some point.
Put those lovely units carefully to one side and bring them back out when you are good and ready to add to them.
Simples.
(Or make up a list for Macedonia for Of Gods and Mortals, as you have plenty of Mortals to give you a massive head start and would only need a couple of figures to represent a God and a few Legends.
)