Secret Six #1 Issue: Secret Six #1 Year: 1972 Significance: First Appearance of Mockingbird (August Durant) Find on Ebay! View Recent Ebay! Sold Prices Previous Next Related Avengers #88 Black Keys, Bronze Age Powerman and Ironfist #123 Black Keys, Copper Age Captain America #175 Bronze Age, Noteworthy Issues
Issue: Secret Six #1
