Auto-translated
I don't think it's nonsense. Universal suffrage is a tricky thing — inefficient, not always predictable, and subject to all sorts of flash mobs, vote rigging, fleeting trends, etc.
So defining the concept of a "HeroesWorld citizen" would be useful, not just for these elections but also for future ones. The main criterion is that a person should not be here for just a day or two, but should be aware of how things work around here, what's customary, and what's generally going on.
A possible option — registration date no later than six months before the vote, at least 50 posts on the forum, and at least 2 online Heroes 3 tournaments played over the past year. These thresholds can be adjusted as needed, guided by the principle outlined in the previous paragraph.