Justice League of America #42
DC Comics • Justice League of America Vol. 1

Writer
Gardner Fox
Interior Artist
Mike Sekowsky
Cover Artist
Mike Sekowsky / Murphy Anderson
Publication Date
February 1966
Cover Variant
Regular/Direct Edition
Printing
First Printing
Comic Description
In 'The Metamorpho Invasion!', the Justice League invites Metamorpho (Rex Mason) to join the team, but he refuses. The story involves the Unimaginable, a powerful entity that threatens the League, leading to a complex battle where Metamorpho's unique powers are central to the conflict.
Condition & Value
Condition Grade
Very Good/Fine (CGC 5.0)
Condition Details
Visible moderate spine stress with color breaking ticks, corner blunting on the top and bottom left, minor edge wear/chipping along the left margin, slight cover tanning, and a small crease on the bottom right corner.
Estimated Market Value
Raw: $30 - $50; Graded 5.0: $75 - $100
Recent Sales
Recent sales for mid-grade raw copies have ranged from $25 to $45. High-grade (CGC 9.0+) copies fetch over $250.
Grading Recommendation
Not recommended for professional grading given the current market value at this estimated grade level; grading costs would likely exceed the value increase. Better kept in a high-quality Mylar bag with board.
Notable Features
Includes appearances by Superman, Batman, Green Lantern, The Flash, and Metamorpho. Features the iconic 'Metamorpho Says NO!' cover headline. Silver Age DC title with the 12-cent cover price.
Authentication Notes
Authentic silver age printing; exhibits correct 12-cent price point, DC National Comics logo, and period-accurate paper oxidation and staple placement.