Fear Itself Collects Fear Itself: Book of the Skull & Fear Itself 1-7. As Odin and the Asgardians leave the Earth to fend for itself, the Avengers and the world's remaining heroes battle the unstoppable tide of terror! And then - the Serpent's Hammers fall! Who shall rise up and join the Serpent as the Worthy, living avatars of his evil? And how can the Avengers respond...to fear itself?