Citizen V (the "V" pronounced as "Vee", not "Five"), is the codename of several fictional characters in the Marvel Universe. A fictional character is any person who appears in a work of fiction. ... The Marvel Universe is the fictional shared setting where most of the comic stories published by Marvel Comics take place. ...

Golden Age

Citizen V was the codename of an obscure hero from the Golden Age of Comics, although in light of the revivial of the name in Thunderbolts (see below), the history of the name has been much expanded. Superman, the catalyst of the Golden Age, from Superman #14, January-February 1942. ...

Thunderbolts

In the modern era, the name (with a completely redesigned costume) was adopted by Baron Helmut Zemo, who claimed to be the grandson of the original while posing as a hero with the Thunderbolts. After he abandoned the role, it was taken up by Dallas Riordan, the Thunderbolts' former New York City liason, who had familial connections with the V-Battalion. Helmut, 13th Baron Zemo. ... The Thunderbolts are a team of superheroes in the Marvel Comics universe who were initially a team of supervillains posing as heroes in order to exploit public goodwill. ... Midtown Manhattan, looking north from the Empire State Building, 2005 New York City (officially named the City of New York) is the most populous city in the state of New York and the entire United States. ...

Shortly after she was crippled, Zemo was killed by Scourge, but due to a failsafe/prank by Techno, his mind ended up in the comatose John Watkins III, the genuine grandson of the original CV. In this body, Zemo retook the role while posing as Watkins, until a teleportion accident removed him from the body, leaving Watkins awake and in control of his own body for the first time in five years. He continues to act as Citizen V. The Scourge of the Underworld is the name of a series of fictional characters who have appeared in various series set in the Marvel Comics universe. ... The Fixer is a name used by two villainous fictional characters in the Marvel Comics universe. ...