[Illuminated One]

Originally Posted by Valerius

You know, there's a cap on how many units you can recruit due to upkeep costs. I wonder if a lot of the late game drudgery would be eliminated if summons also had an upkeep cost - paid in gems, not gold. This would limit the number of summons you could field. Having to make tough decisions on how to allocate limited resources is what makes the game interesting to me. But barring IW making that change that seems impossible.

Indeed.