German metalcore act CALIBAN has been confirmed for next year's edition the Wacken Open Air festival, set to take place August 5-7, 2010 in Wacken, Germany.

The festival billing is shaping up as follows:

ARCH ENEMY
CANNIBAL CORPSE
CORVUS CORAX
DIE APOKALYPTISCHEN REITER
EDGUY
IMMORTAL
STRATOVARIUS
THE DEVIL'S BLOOD
U.D.O.

In 2008, Wacken Open Air festival was honored with a Live Entertainment Award in the "Festival Of The Year" category.