Siege System
Sieges are a type of Large-scale team battle and the highest level of PVP in the game. These battles occur among guilds. Only guilds that obtain the proper authorization can join sieges.

Battles are particularly brutal yet the rewards are great! There are all together 42 cities on World Map, with 5 cities open for players to occupy. The server will open new cities periodically as time passes. Please refer to the latest version of the system in the game for updated info.
Siege Battle Time
Before the Siege begins, players choose the city they want to seize and compete for authorization at the city boundary marker on Tuesday and Friday of every week. The Siege formally begins on every Wednesday and Saturday.
Siege Authorization
In large scale Siege Battles, players must be very powerful or they will be easily defeated. Players need to join guilds, and obtain authorization before beginning a Siege. A guild has to reach at least Level 4 and must have more than 8 members, or there will be prompt stating insufficient players. A guild that meets all requirements will have the authorization to join the battle.
The Siege Instance
The Siege Battle Instance uses the original city scene and both sides of the battle will be transferred to the instance after joining the battle. Players can battle up to three times. The attacking side wins the battle when the city buildings have been destroyed. The defending side wins the battle when all members of an attacking troop die, before the HP of the 3 city buildings reaches 0.

Siege Battle BUFF
The attacking side will gain beneficial BUFFs when the battle begins, but if they try to prolong the war or the battle lasts too long, all of their members will receive DEBUFFs as punishment. The Buff added will be calculated according to the time consumed during the war.
Siege Invitations
A large-scale Siege usually involves warfare among several guilds. Qualified guild masters are entitled to invite a third party to join the war, meanwhile the defending guild has the right to invite a third party into the battle, too.
Rewards
The guild will acquire certain Siege War points to exchange for rewards by participating in the battle. Each city on the World Map is stocked with different special products that will be provided by the guild who occupies the city.