Elementary Class: Most common, attainable at birth. Though weak, they can fire a basic spell at least once.
Beginner Class: 2nd most common, young children. Able to fire multiple basic spells before recharging.
Novice Class: 3rd most common, early adolescents. Able to perform a barrage of basic magic in one spell.
Intermediate Class: Adolescents. Able to perform AOE (Area of Effect) spells, although it is small.
Apprentice Class: Early Teens. Able to perform multiple AOE spells and is bigger than the previous.
Advanced Class: Mid Teens. Able to perform beam attacks. Able to imbue weapons out of a special material called Arcanite. They can also obtain a second element for more versatility. And able to imbue their limbs of said element.
Expert Class: Late Teens. Able to imbue weapons out of other materials than Arcanite (Iron, Steel, Bronze, etc.)
Veteran Class: Young Adults to Adults. Able to create weapons out of said element.
Royal Class: Adults. Same as above, but able to summon an elemental.
Elder Class: Adults to Middle Aged. Able to fly and do spells along with it. Usually adult nobles have this power at least. Wind Element alone can bypass this on lower classes.
Master Class: Elders. Able to transform into a powerful version of themselves.
Monarch Class: Same as above
Dragon Class: No average person could attain this class by natural growth. They can live longer than usual. This could level cities at full power. So powerful, it could possibly take on three Master Class users to defeat one Dragon class. Or have another Dragon Class.
Divine Class: Rarely any person achieve this power, especially those of nobility. They could level nations at full power.
Ascendant Class: Very few people ever attained this power. They could level a continent if not more.
Transcendent Class: Only one person has been recorded who has reached this class, but only briefly. Transcendent users are the equivalence of a god, toppling the very balance. They can alter the very landscape to their image. They are feared despite their good intentions, they're that powerful.
Sub-Divisions:
Base
Middle
High
Peak