Computer AI gains more MP than a regular player. Many games do this. Why make the AI harder when you can just have it spam more? Hard AI gains 125% more MP, Expert AI gains 150% more MP
You need to buy a particular upgrade in the armoury to reduce your upkeep.
Just what does the "extra reserves" upgrade in the Armory actually do?
I'm interested to know the upkeep for Grenadiers
I think you mean 5.376?