Comic Title: Detective Comics #315
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: May 1963
On Sale Date: March 28, 1963 Copyright Date March 28, 1963
Source: Library of Congress, Periodicals 1963

Frequency: Monthly
Cover Price: $0.12
Page Count: 32
Editor: Jack Schiff

Title: "The Man of 1,000 Disguises"
Pages: 12

Feature(s):
Martian Manhunter (of Earth-1)

Artist: Joe Certa

Reprinted In:
Showcase Presents:Martian Manhunter Vol. 2 TPB (2009)

Feature Character(s)

• Martian Manhunter (last appearance in Justice League of America #19; next appearance in Detective Comics #316)

Supporting Character(s)

• Captain Harding (last appearance in Detective Comics #314; next appearance in Detective Comics #316)
• Diane Meade (last appearance in Detective Comics #314; next appearance in Detective Comics #316)
• Zook (last appearance in Detective Comics #314; next appearance in Detective Comics #316)

Villain(s)

• Porto and his gang (no further appearances)

Comments:
J’onn changes shape to resemble a Plutonian Birdman in this story and is unaffected by his normal weakness, fire.

Synopsis:
A master of disguise known as Porto uses his skills to committ robberies in the cities his stage show visits. J’onn uncovers Porto’s scheme and replaces him in order to locate the rest of the crook’s gang, but Porto escapes. Zook protects J’onn from Porto, then J’onn uses his own shape-changing abilities to stop Porto.