|Alternate Identity||Red Skull|
The Red Skull was a high member of the Nazi regime during World War II and constant threat to Captain America.
The Red Skull faced Captain America and Bucky several times during World War II.
In present day, Captain America finds out that the now defeated Red Skull had created the Sleepers long ago as a final vengeance, but the star-spangled hero manages to defeat them.
Red Skull is found out in suspended animation by A.I.M., and shortly after being freed by them, the Skull betrays them and takes their Cosmic Cube, but he's defeated again by Captain America and loses the Cube.
Red Skull was voiced by Paul Kligman.
First version of the character outside the comics.