DISCUSSIONS on “Rules for online games in HoMM3 and formulas for calculating player rating.”

The downside is that a dishonest player might...

If we consider what a dishonest player might do, this is the least of the evils :D On the other hand, you could allow players to freely play out scenario 111, and then dismiss the hero at the end of 111. I don't think anyone can really cheat by playing scenario 111. The only problem here is that a player might play through scenario 111 until the end, realize that they are doing poorly, and then write "re 10lvl," which is not good.