SC could refer to:
- The Sandwich Confederation, a blue team alliance.
- The Shadow Council, a black team alliance which merged with the Alliance Of the Brotherhood to form the Shadowhood.
- The Shinra Corporation, an aqua team alliance which merged into Athens and a former member of the Complaints and Grievances Union.
- SuperComplaints, an alternate name for SuperGrievences, a popular name for the war coalitions consisting of the Complaints and Grievances Union and the SuperFriends.