Edited with complete lineup and band subgenres:
Anyone else going this year? Ever been? Current info on this year's event from Facebook on lineup (will update post as artists are added):
A SOUND OF THUNDER (DC) **traditional old-school heavy metal
ATHAME (MD/WV) **black
AT THE GRAVES (MD) **solo doom-sludge
ACID WITCH (Detroit) **horror death
BLOOD STORM (PA/TX) **black thrash
BOUND BY THE GRAVE (Baltimore) *death
CEMETERY FILTH (TN) ** death
CEMETERY PISS (Baltimore) **black
COFFIN DUST (Philadelphia) **death
CORPSE LIGHT (Baltimore) *doom
DARSOMBRA (MD) **psychedelic drone
DESTROYER OF LIGHT (Austin, TX) **sludge
EMPYREUS (Chicago) **black
FAITH IN JANE FEATURING WINO (MD) ** doom trio joined by the godfather of the sound
GENEVIEVE (MD) **experimental black
GHOST BATH (ND) **suicidal depressive black
GRAVE GNOSIS (St. Petersburg, FL) **black
HAXEN (Rhode Island) **black
HELGAMITE (VA) **doom/stoner/sludge
HELLEBORUS (Manitou Springs, CO) **black
HERON (NC) **black
HORSESKULL (NC) **sludge/doom
LOTUS THIEF (CA) **blackened space rock
MYOPIC (DC) **death/doom
NUMENOREAN (Calgary, AB) **post-black
SACRIFICIAL BLOOD (NJ) **thrash death
SADGIQACEA (Philadelphia) **doom/sludge/black
SADISTIC VISION (PA/NC) **death
SAPREMIA (New Jersey) **death
SURGEON (Philadelphia) **progressive
TELOCH VOVIN (NY) **black
TEMPLE OF VOID (Detroit) **doom
TENGGER CAVALRY (NY/CHINA) ** Mongolian folk
T.O.M.B. (Philadelphia) **ritual noise
TOMBS (Brooklyn) ** black/post-metal
TORRID HUSK (WV) **depressive/melodic black
WIZARD EYE (PA) **doom
XEUKATRE (Baltimore) **black
ZUD (Maine) ** black