Comic Title: Karate Kid #1
Publisher: DC (National Periodical Publications, Inc.)
Address: 75 Rockefeller Plaza, New York, NY
Cover Date: Mar/Apr 1976
On Sale Date: December 4, 1975 Newsstand Date December 4, 1975
Source: Direct Currents, Amazing World of DC Comics #9

Newsstand Date December 4, 1975
Source: Comic Reader, #125

Copyright Date December 4, 1975
Source: Library of Congress, Periodicals 1976

Frequency: Bi-monthly
Cover Price: $0.25
Page Count: 32
Editor: Joe Orlando

Title: "My World Begins in Yesterday"
Pages: 18

Feature(s):
Karate Kid (of Earth-1)

Writer: Paul Levitz
Penciller: Ric Estrada
Inker: Joe Staton

Reprinted In:
Legion of Super-Heroes Archives Vol. 12 HC (2003)
Showcase Presents:Legion of Super-Heroes Vol. 5 TPB (2015)

Feature Character(s)

• Karate Kid (last appearance in Superboy #214; next appearance in Superboy #216)

Guest Star(s)

• Legion of Super-Heroes (last appearance in Superboy #214; next appearance in Superboy #215)
• Brainiac 5 (last appearance in Superboy #214; next appearance in Superboy #215)
• Lightning Lad (last appearance in Superboy #213; next appearance in Superboy #215)
• Mon-El (last appearance in Superboy #208; next appearance in Superboy #217)
• Saturn Girl (last appearance in Superboy #214; next appearance in Superboy #215)

Villain(s)

• Nemesis Kid (last appearance in Superboy #208; next appearance in Legion of Super-Heroes #2)