Former EMPEROR frontman IHSAHN has been confirmed for next year's edition of the Wacken Open Air festival, set to take place August 5-7, 2010 in Wacken, Germany. The festival billing is shaping up as follows: 1349 ALICE COOPER ARCH ENEMY AMORPHIS ATROCITY CALIBAN CANDLEMASS CANNIBAL CORPSE CORVUS CORAX CRUCIFIED BARBARA DESPISED ICON DIE APOKALYPTISCHEN REITER DIE KASSIERER EDGUY EQUILIBRIUM ENDSTILLE EVILE GHOST BRIGADE GRAVE DIGGER IHSAHN IMMORTAL IRON MAIDEN KAMPFAR KATAKLYSM LAKE OF TEARS MOTLEY CRUE NIGHTMARE ORDEN OGAN ORPHANED LAND PRIMAL FEAR SLAYER STRATOVARIUS THE DEVIL'S BLOOD TIAMAT TYR U.D.O. W.A.S.P.