Search for 'Three X's' on Amazon
The Three X's were a team of adventurers from the 1940's who worked as private detectives. 1X was a detective and ciminologist, 2X was a "walking encyclopedia" and 3X was a skilled hand-to-hand fighter.
= Image available
Marvel Mystery Handbook 70th Anniversary Special (2009)
Mystic Comics (1940)
Official Handbook of the Marvel Universe A to Z (2008)
HC vol. 12 - 'Tara to Vision'
Add this group to a run of issues in a title
Edit this Group