(W) Jeff Parker (A) CAFU (CA) Leonard Kirk & Various. Written by JEFF PARKER Pencils and Cover by LEONARD KIRK Sound your horn* Heimdall! Villains march across Bifrost Bridge* to challenge the forces of Odin! But wait... who are these mortals that count themselves as friends of Thor? Avengers? Then bid them to unleash their vengeance lest we face Ragnarok! PRODUCT UPDATE (080107): Originally solicited with Leonard Kirk as penciller* this issue will now feature pencils by Carlos Alberto Fernandez Urbano.