Member of the Scientists Guild/Three X
Featured in these Comics
Personas
History
First Appearance (Actual): Marvel Comics #1 (October, 1939)
First Appearance (Retroactively): Fantastic Four #66 (September, 1967)
Member of the Scientists Guild/Three X
First Appearance (Actual): Marvel Comics #1 (October, 1939)
First Appearance (Retroactively): Fantastic Four #66 (September, 1967)