TRIPTYKON, featuring mainman Tom Gabriel Warrior (ex-HELLHAMMER/CELTIC FROST), are a last-minute confirmation for the legendary Wacken Open Air. On Friday, August 4tht, at 11.15pm, exactly five years to the day and hour after Celtic Frost headlined the Black Stage, one of Wacken's two main stages, Triptykon will unleash a mass of heaviness and utter darkness on the very same stage for an hour.

This year's Wacken Open Air festival is taking place August 4th - 6th in Wacken, Germany.

Acts on the sold-out W:O:A 2011 bill include: ACCUSER, ALBERLOUR'S, APOCALYPTICA, AS I LAY DYING, AVANTASIA, BATTLE BEAST, BETONTOD, BLAAS OF GLORY, BLECHBLOSN, BLIND GUARDIAN, BLOWSIGHT, BÜLENT CEYLAN, BULLET, CHILDREN OF BODOM, CRADLE OF FILTH, CRASHDÏET, DANKO JONES, DEADLOCK, DIR EN GREY, ELÄKELÄISET, ENSIFERUM, EXCREMENTORY GRINDFUCKERS, FREI.WILD, GHOST, HAIL OF BULLETS, HÄMATOM, THE HAUNTED, HAYSEED DIXIE, HEAVEN SHALL BURN, HELLOWEEN, HELLSAW, HORCH, ICED EARTH, IGNIS FATUU, IN SOLITUDE, JUDAS PRIEST, KATAKLYSM, KHOLD, KNORKATOR, KREATOR, KVELERTAK, KYUSS LIVES!, LACRIMAS PROFUNDERE, MAIDEN UNITED, MAMBO KURT, MAYHEM, MOONSORROW, MORBID ANGEL, MORGOTH, MOTÖRHEAD, THE MURDER OF MY SWEET, NEGATOR, ONKEL TOM, ONSLAUGHT, OZZY OSBOURNE, PRIMAL FEAR, THE PROPHECY²³, PUSSY SISSTER, RABENSCHREY, RELIQUIAE, RHAPSODY OF FIRE, RUSSKAJA, SALTATIO MORTIS, SEPULTURA, SEVERENTH, SHINING, SHRAPHEAD, SIRENIA, SKÁLMÖLD, SKELETONWITCH, SKI KING, SKINDRED, SKYLINE, SLIME, SMACK BALLZ, SODOM, STIER, STORMZONE, SUBWAY TO SALLY, SUICIDAL TENDENCIES, SUIDAKRA, TAUTHR, TOKYO BLADE, TORTURE SQUAD, TRIOSPHERE, TRIPTYKON, TRIVIUM, TSJUDER, VAN CANTO, VENOMIN JAMES, VICTIMS OF MADNESS, VISIONS OF ATLANTIS, VOLCANO, VREID, WARRANT, W:O:A FIREFIGHTERS.

For more info visit Wacken.com or the Wacken Open Air Myspace page.

The organizers of the recently sold-out festival have launched the official festival widget. Check out a festival trailer and the widget below: