The alignment coincides above The House as the conditions are right on this 13th night to bring forth the denizens of the netheregions said to reside deep wthin the bowels of The House, where The Gates of Hell part. The 13th Sign reveals itself to be that of The Mighty Black Dragon, corresponding with the race of The Dragon incarnate - those who have been before, are now, and shall be again assemble in the churning shadows 'neath hidden chambers, to enact forbidden rites unknown to common mortals.