Aion EU

The Tower of Eternity is a visually stunning massively multiplayer online role-playing game featuring cutting-edge imagery, breath-taking environments, and a unique world of fantasy. You play a key role in the fate of Atreia, where flying takes on a completely new role and the enemy is not only the other player faction, but a deadly ancient evil as well.

More info ,link to the official site: http://eu.aiononline.com/en/