Obsidian vs Callisto Facts
Creator
Roy thomas, Jerry Ordway
Chris Claremont, Paul Smith
Universe
Earth-Two, New Earth
Earth-616
In Comics
All-Star Squadron Annual #2 - The Ultra War!
The Uncanny X-Men #169 - Catacombs
Citizenship
American
American
Marital Status
Dating
Single
Occupation
Not Available
-
Base
Not Available
The Xavier Institute, Salem Center, Westchester County, New York State, (former) The Alley (beneath Manhattans surface), X-Factor Is sentient starship
Relatives
Not Available
Not Available