|Obligatory Pie Chart|
From this rough guess I'm picking that you're army is going to have to be able to deal with OK, WoC, OnG and LM. At the end of the day though it predicts a pretty even mix of armies. I think though that we will see more WoC, Empire and OK than predicted due to new army books and shifting meta. There could also be a few more Daemon armies out to get their last hurrah.
What does it mean for me? Another tortured night trying to decide on the right lore for my Slann(s)?
Thankfully there appears to be little chance of vanilla dwarves making an appearance.