You must have at least 25 points to challenge someone
Here you can challenge anyone for his Dorm Rank.
You have to make a post in the challenge's section like this.
Title: The name of the challenged one + Challenge
Message Body: I challenge (The name of the challenged)
You must challenge someone of a higher Dorm.
The challenged must obligatory accept the challenge.
If he don't reply in 10 days he will be downgraded and the challenger ain't gonna be upgraded.
It is obligatory a 3/5 match
Deck changes and side decking are allowed between duels
In the case the challenged win he will took 25 of the challenger points
In the case the challenger win the challenged will be downgraded of 1 dorm and the challenger will have the opportunity of being tested for a dorm up.