The Competition Hall is a container hall used to collect and house halls specific to competitions run by the Combat Master or Dark Council.
Clan Events is a container hall used to collect and house halls specific to competitions run within Clans with the assistance of the ACC staff.
The Duelist Hall is the standard hall for ACC activity. Members engage in 1v1 conflicts, going head-to-head in a duel for supremacy. The terms of the encounter are generally established in the first post. This is hall used in Open Challenges.
The Scenario Hall is the hall for members that want to be provided with a specific scenario related to their venue that both participants must adhere to. The terms of the encounter are dictated, as opposed to being established in the first post. Match types can range from 2vOther, 1v1, or even Objective based.
The Unconventional Hall is the place for members to engage in fun, alternative types of ACC conflict. This can range from epic rap battles or dance offs to something as unconventional as a scavenger hunt or a spoken debate. These matches are still 1v1 conflicts, pitting the members against one another.
The Cooperative Hall is the hall for members that want to engage in 2-vs-Other (PvO) cooperative encounters instead of 1v1 head-to-head engagements. The terms of the encounter are generally established in the first post.