Mister Sinister vs Sabra Real Name
Alter Ego
Dr. Nathaniel Essex
Ruth Bat-Seraph
Alias
Mister Sinister, Dr. Nathaniel Essex, Nathan Milbury, Michael Milbury, Arnold Bocklin
Ruth Bat-Seraph
In Films
Not Yet Appeared
Not Yet Appeared
Love Interest
No Love Interest
No Love Interest
Identity
Secret
Known to Authorities
Alignment
Supervillain
Supervillain