It is necessary that those who doing murders in the cities (those who use backstab for killing unarmed civilians in the cities), if they are detected, must to become a "outside the law", so that they could be killed at once, and without causing a duel.
It would be good if the player can not enter the game 1 hour after death. This will help to many schoolboys - "heroes' to become more intelligent.
Now we have a situation in the game, when in the city center thugs kill and plunder with impunity.