There are six classes that an Aitan can become to fight the Zereca. These classes are gender locked with three for each category; fighter, scout, and spellcaster. Each class has the ability to become an advanced version of its self at level 50. Learn more about the transition here.

Original Class to Advanced Class Favorite Stats
Male Classes
Warrior to Conqueror Strength / Constitution
Rifleman to Sniper Agility
Warlock to Arcanist Intelligence
Female Classes
Paladin to Templar Constitution
Dual Gunner to Pistoleer Agility
Cleric to Saint Intelligence (Support) or CON / INT (PvP)