Tony Stark (Marvel Cinematic Universe) reactor. While fighting Stane atop the Stark Industries building, Stark instructs Potts to overload the large arc reactor powering the building, unleashing a massive electrical surge that kills Stane. The next day, at a press conference, Stark defies suggestions from S.H.I.E.L.D. and publicly admits to being the superhero the press has dubbed "Iron Man". S.H.I.E.L.D. Director Nick Fury then visits Stark at home, telling him that Iron Man is not "the only superhero in the world", and explaining that he wants to discuss the "Avenger Initiative". In Russia, Ivan Vanko sees media coverage of Stark's disclosure of his identity as
Superhero to be deemed superheroes. While the Dictionary.com definition of "superhero" is "a figure, especially in a comic strip or cartoon, endowed with superhuman powers and usually portrayed as fighting evil or crime", the longstanding Merriam-Webster dictionary gives the definition as "a fictional hero having extraordinary or superhuman powers; also: an exceptionally skillful or successful person". Terms such as masked crime fighters, costumed adventurers or masked vigilantes are sometimes used to refer to characters such as the Spirit, who may not be explicitly referred to as superheroes but nevertheless share similar traits. Some superheroes use their powers to counter daily crime