Please see the following links for information on how different friend chats. These friend chats are hosted by a member of the clan and have specialized events, with different requirements from the clan. You do not have to be in the clan to join one of the friend chats.

99s PvM

requires high combat stats, gear requirements, and skill requirements

xDung Fc

requires a Dungeoneering level of 80 or higher and a Combat level of 110 or higher