Olaf Friedriksen vs Mister Sinister Real Name
Alter Ego
Olaf Bjornson
Dr. Nathaniel Essex
Alias
the Leaper Olaf Bjornson
Mister Sinister, Dr. Nathaniel Essex, Nathan Milbury, Michael Milbury, Arnold Bocklin
In Films
Not Yet Appeared
Not Yet Appeared
Love Interest
No Love Interest
No Love Interest
Alignment
Superhero
Supervillain