Here's this week's new releases according to Previews. As always, check with your local shop as to the availability of items. Highlights for the week include Brightest Day #22, DMZ #63, Unwritten #23, Artifacts #6, Morning Glories #8, Twilight Guardian #3, Avengers Academy #11, Fear Itself: Book of the Skull #1, Generation Hope #5, Invincible