Being capable of breaking through the so-called fourth wall. Some superheroes have revealed that they know that they are a comic book characters, a situation now virtually unique among mainstream Marvel superheroes. That awareness has allowed some superheroes to perform such oddities as tearing through the page and running over a page of advertisements in order to reach the otherwise-inaccessible control center of an enemy. On numerous instances, superheroes have ended up arguing with the author of their comic, or appealing to the comic's editor at the time, especially when they appeared to be out of control. She-Hulk and Deadpool have become aware of their fictional existence and it doesn't seem to bother them in the least.