Angels and paladins – how to use them? There are also discussions about them here.

Try preparing some Griffins in the Knight's Castle, Dima.

Damn, I almost forgot! With these exams, I'll soon be turning peasants into dragons! I used to have a mod that allowed me to retrain ANY creature into a Haven soldier!

Added 4 minutes later
By the way, a 100% sure way to check who's stronger: choose heroes in a duel and set them to auto-battle. The computer will think for both of them!