i think that there should be a armies penalty for missed turns. For example, if you miss a 3rd NON Consecutive turn, u only get 1.5 or 2.5 of your allocated armies. For example:
1st missed turn, 2x
2nd missed turn, 2x if non consec, 3x if consec
3rd missed turn, 1.5 if non consec, 2.5 if ...