Nobility Badges

Nobility Badges are Tools used in Hero Academy.

History
In Hero Academy, all the students must use badges in their chests, indicating their title of nobility by their color and shape.

They are not mandatory during the Audition, but they are during the first day at school.

During the King of the Academic Year competition, they students must use badges on their chests. The last one those badge doesn't falled on the ground wins.