Marvel released several teaser images labeled "Summer 2015," including "Planet Hulk," "Years of Futures Past," "Age of Ultron Vs. Marvel Zombies," and "Armor Wars," to accompany the previously released "Civil War" teaser, (see "Marvel Teases a 2015 'Civil War' Event"). 
 







"Planet Hulk"













 
"Years of Future Past"
 













"Age of Ultron Vs. Marvel Zombies"