More realistic would be more exp. share and more bonus points for the attributes while leveling up while the speed increases by 5-8 fields/hr. Also can attack with the captured wild animals if the hero is with the attacking party.
And last but not the least, the hero can get all the troops of all the villages to attack as a single unit for a limited amount of numbers (as in number of attack) for a giant hammer.
Nickname : Average Joe
Server : https://ts2.travian.com