Class.json
- name: A String
- icon: A String representing the path to a image
- experience: A String with a formula
- stat_list: A dictionary of Strings. The first string is the stat name taken from System.json and the second is a formula
- skill_list: A dictionary of int. The first int represents the skills id as defined in Skill.json and the second is the learning level.
- Effects: unfinished