Bands confirmed so far for the Sonisphere festival, the Swiss edition:

METALLICA
SLAYER
MEGADETH
ANTHRAX
HEAVEN & HELL
MOTÖRHEAD
ALICE IN CHAINS
MASTODON
DEVILDRIVER
VOLBEAT
AMON AMARTH
RISE AGAINST
ATREYU
AS I LAY DYING
STONE SOUR
BULLET FOR MY VALENTINE

Party tent (on Thursday, June 17):

OVERKILL
THE SORROW

The festival is programmed to take place on June 19 2010 at Degenaupark in Wil/Jonschwil.

Source: Blabbermouth