Age of Wushu, you need to know about battle arrays. Despite the name, these are not organizations of various battles that serve as an index of information. Rather, they're a type of buffing formation that players can enter to improve a group's overall effectiveness in conflicts. A new article on the official site goes into detail about how battle arrays work and what players can do to maximize their effectiveness.
Arrays vary in strength and scope, with the simplest array requiring only three players to execute. There are six arrays in the game without any school requirements and several more in individual schools, allowing for a variety of group-wide buffs that provide several effects in combat. And if one of the people in the array happens to be a skilled Weiqi player, arrays only get better. To get a clearer picture of these group-based buffs, dive into the full article.