DC Comics

DOCTOR TZIN-TZIN

APPEARANCES

SERIES

FIRST APPEARANCE

Batman #284

"If There Were No Batman ... I Would Have to Invent Him!"

February 1977

All 4 appearances.

Batman #284"If There Were No Batman ... I Would Have to Invent Him!"

Feb 1977

No listings

Batman #285"The Mystery of Christmas Lost!"

Mar 1977

No listings

Batman #290"Skull Dugger's Killjoy Capers!"

Aug 1977

No listings

Who's Who: The Definitive Directory of the DC Universe #7

Earliest catalogued appearance of Fastback.

Sep 1985

No listings

Batman

715 issues

Who's Who: The Definitive Directory of the DC Universe

26 issues