This leaderboard is really weird, to be honest. At the moment it turns out that the game is free

The game will be free only a week, then it will again be no free

Will be a lot of dishonest players, what's the point?

You talking about people with more than 1 account? Don't worry admins said they will be banned

How admins will detect multiaccounts?

IP check is the easiest way to detect multiaccounts.