The Heroes Round Table

Which is depressing since he's only part of the tutorial but his army is always bigger than mine.

Sadly enough, I'm on the easiest difficult and i still can't defeat the teal knight. And as for the brown garrison, its army is much bigger than mine.
I'm not sure why they would make this part of the game virtually impossible to conquer.

I'm playing Heroes of Might and Magic V: Tribes of the East on the One Khan, One Clan mission and that damn teal character destroys me every time. I can't beat him and its frustrating 'cause he's the first damn enemy you come across (that you have to fight). Pointers? I've gone through the walkthrou...