Surprising Answers

(A/N: Warning, exposition ahead).

Magecraft was founded many years after the main practises of other classes were long established.

The nation of Emeradis was the pioneer for this diverse and powerful form of combat and it became their a form of culture introduced into their society as a whole; their political structure, economic makeup and social norms were governed by Magecraft.

Magecraft had strict rules and prerequisites which made it very hard for many who wanted to be Mages to become practitioners, the first being that all aspirants needed to cultivate COMPLETE control over mana while also being able to partially manipulate other energies – not all – even if they didn't understand them.