Like Natasha Romanoff herself, we don’t know much about the upcoming Black Widow solo film other than a few carefully disclosed secrets. We do know the story takes place shortly after Captain America: Civil War, opening the way for cameos for the original Avengers. Some of the classic characters from Black Widow’s long comic book history have also been revealed, including Red Guardian, played by David Harbour (Stranger Things).
Is he a hero or a villain? And why is he important to Natasha’s story? The red-clad super soldier hasn’t shown up much in the comics since debuting in two issues of Avengers in the 1960s, but he left quite an impact with a huge revelation after that first appearance. Let’s meet Red Guardian and examine the clues he might hold about Black Widow’s past. These are the topics we’ll be covering here:
Source: IGN.com Black Widow’s Red Guardian Explained