There are 6 classes of Revelation have been revealed so far. The video and brief description of each class are highlighted in this article. The official English names of these classes are not available; they are translated by chaose5 based on the description of the class on the official site.
Light Blader 光刃
Revelation online light bladerLight Blader is a warrior class which is specialized in melee battle. He can deal burst damage and has various skills to resist abnormal status.
Elemental Sword Master 玉虚
Elemental Sword Master, despite the weapon she yields, is actually a spell-caster. She can deal huge damage to large area at long range and has various crowd control skills.
Summoner has the ability to call upon familiars with aid her in battle. She is specialized in protecting and healing allies, asides from her long-range damage dealing capability.
Gunner is the artillery and machine specialist, which is good at dealing long range physical damage. She can deploy machines to increase her damage dealing capability as well.
Paladin is the traditional paladin class, which fulfills the role of tanking in party. He has various skills which boost his defence to guard against enemies' attack.
Necromancer is a class with various buffs to boost the ability of the party, while dealing damage at the same time. He can also debuff enemies to weaken them and has some healing spell as well.