(W) Jonathan Hickman (A) Esad Ribic, Brandon Peterson (CA) Kaare Andrews. Nations fall* gods die* and Earth's mightiest heroes face their ultimate challenge! Iron Man* Thor and Hawkeye form the core of the Ultimates S.H.I.E.L.D.'s finest fighting force* all too often the only thing keeping the world from total disaster. But when the walls of the mysterious City open up and the hyper-evolved Children of Tomorrow spill out* the Ultimates suddenly find themselves powerless against an unbeatable enemy. As even as Thor's Asgardian brethren fall before the Children* the God of Thunder makes a startling discovery about this incredible new threat which might not be such a new threat after all! Collecting ULTIMATE COMICS ULTIMATES (2011) #1-6.