Final Battle 2006 was a wrestling event promoted by Ring of Honor. It took place on December 23, 2006 at the Manhattan Center in New York, New York. The shows main event featured New York's own Homicide challenge Bryan Danielson for the ROH World Championship, with Homicide vowing to leave ROH forever if he failed to win the title. The show also featured Claudio Castagnoli in his final match before leaving for World Wrestling Entertainment.