Could you add support for showing character portraits? That would add some personality to text-only dialogue, and would allow conversations/advice from different characters at once (for example, in addition to "General Grievous", your commander, and "Quentius Tretayus", your advisor, you could have "Enemy Soldier", who shouts "AAAAAHHHHHHH" ad you collapse a tower or kill the enemy commander or whatever.
Allied temples make your defense much stronger with healing support. The healing radius helps your troops survive longer in
furni folks battles. Smart placement of temples can completely change the game.