User blog comment:Mr. Xemnas/Green Goblin CONFIRMED for TASM2/@comment-1895174-20130623030059/@comment-1895174-20130625010520

We actually don't know anything about the "chamber" other than that it exists. I don't know why you trust this webhead guy so much, but he's no more able to confirm information about the movie than you, me, or my neighbor Steve.