Martha Wayne vs Mister Sinister Real Name
Alter Ego
Martha Kane
Dr. Nathaniel Essex
Alias
Martha Kane Mrs. Wayne
Mister Sinister, Dr. Nathaniel Essex, Nathan Milbury, Michael Milbury, Arnold Bocklin
In Films
Eileen Seeley, Sharon Holm
Not Yet Appeared
Love Interest
No Love Interest
Alignment
Superhero
Supervillain