(Hero - Rogue) in Heroes 4

The bonus is certainly great, I don't deny that, but it ABSOLUTELY needs a combat skill... otherwise... you won't be able to hit the enemy very effectively.

That's not entirely true. When we have this bonus (chaos + nobility), we get this: Upon hitting, it inflicts a wave of fear on the enemy. The affected enemy cannot retaliate and retreats several squares. In certain cases, this is more than enough. If your hero is fast on the battlefield and/or can slow down the enemy, then with this clever attack + wait, he can withstand many types of monsters. And with combat skill leveled up to level three, he might not even need to run away from them, and can even hold his ground against