Elf has fast attack speed and lower damage from each hit. The race has the abilities to protect itself as well as its allies.
Warrior subclasses
Temple Knight
How to play: Temple Knight maximizes the defense with high defense. He has all kinds of combat skill needed to taunt the enemies within a large range. Temple Knight usually consumes MP fast and if you play Temple Knight, watch your MP to make sure you don't become a warrior that can't taunt and deal damage.
Sword Singer
How to play: Sword Singer's magic sword or polearm can attack enemies from a middle or far distance and that makes it a flexible class. When face against ranged classes, Sword Singer can gain his advantage with smart tactics. On the other hand, his Song of Vitality ability makes him a reliable ally in the group.
Rogue subclasses
Plain Walker
How to play: Plain Walker is the "hit and run" type in the battlefield and he can significantly boost the movement and attack speed for a short period of time. A good Plain Walker knows how to make use of this advantage to land massive damage to the enemies and then get out from the middle of battlefield in one piece.
Silver Ranger
How to play: Silver Ranger has high critical hit rate and of course fast movement speed, and he can also attack from a distance. If you choose to play Silver Ranger, you choose a combat style that needs to frequently move and keep the enemies at a distance. In return you can deal high damage with every arrow you shoot. In 1v1 duel Silver Ranger isn't afraid of any other class.
Mage subclasses
Spell Singer
How to play: Spell Singer stands out with short cooldown time for skills and the ability to deal continuous damage. Spell Singer is not the type that kills enemies with one or two single spells, he doesn't have high DPS but he can slow enemy down and heal. If a party needs a supporter and some crowd control, Spell Singer is a perfect choice.
Elder
How to play: The best buff giver in the game and he can shorten the team's CD time, allowing all allies to maximize their DPS. Elder is born for group and he doesn't have enough attack and healing power to survive in the battlefield alone.