Perfect World Entertainment today announced Jade Dynasty: Vengeance, the latest expansion to the martial arts inspired MMORPG. Jade Dynasty: Vengeance is scheduled for release on August 25th, 2010 for North America and with German and French versions for Europe. The expansion will add a new Territory War system for those seeking alliance vs alliance warfare, PvE Daily Events, a Unique Auction House and two new playable factions: the Rayan and the Celan. Players will have to choose who they wish to join in the struggle.

In Jade Dynasty: Vengeance , players will be faced with the tough decision between aiding the humans in their search for immortality or joining the immortal, Athan race to extinguish the humans who threaten the very balance of the Jade Dynasty universe. With the delicate truce between humans and immortals now broken, the Athans are sending down their elite Celan and Rayan factions to fight against the humans. With whole territories up for grabs, Jade Dynasty will never be the same again.

Check out the official press release for more details.