Is having your class in this game as important as it is for me?

[Kata]

I really liked beastmaster. Oooh or blue mage! I liked using special moves from mobs

“If you know the enemy and know yourself, you need not fear the result of a hundred battles. If you know yourself but not the enemy, for every victory gained you will also suffer a defeat. If you know neither the enemy nor yourself, you will succumb in every battle.” Sun Tzu