(Hero - Rogue) in Heroes 4

This is a game. You need to use your army. I'm not arguing that if the hero is secondary, then you can run around a bit. If someone likes it. However, this mainly applies to Barbarians and Rogues. With the others, you won't be able to run around much. For example, try playing as a Lord. You'll be overwhelmed in the very first battle with neutral creatures of level 1...