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Database/Characters/Zyklon

DC Comics

ZYKLON

2

APPEARANCES

2

SERIES

FIRST APPEARANCE

Who's Who: The Definitive Directory of the DC Universe #26 cover
1ST APPEARANCE

Who's Who: The Definitive Directory of the DC Universe #26

April 1987

Earliest catalogued appearances of Yankee Poodle and Captain Triumph.

KEY APPEARANCES

All 2 appearances.

1st APP
Who's Who: The Definitive Directory of the DC Universe #26 cover

Who's Who: The Definitive Directory of the DC Universe #26

Earliest catalogued appearances of Yankee Poodle and Captain Triumph.

Apr 1987

No listings

APPEARS
JSA #8 cover

JSA #8

Aug 2025

No listings

SERIES

JSA

JSA

24 issues

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

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

26 issues