In the animation series Marvel's Avengers Assemble, Impossible Man, who is supposed to be a cinema director, sees Falcon while flying and thinks that he could be a possible movie star. He approaches him while he is among the other Avengers who get jealous. That's when the Impossible Man looks at every one of them and tells him his flaws. He looks at Iron Man and Thor and says "Can man, Thunder bore, two words! Background." what could he mean by "Thunder bore"?