FASTBALL

Justice League of America #234"Claws"

Earliest catalogued appearances of Black Mass and Nightfall.

Jan 1985

No listings

Justice League of America #235"Heavy Metal"

Earliest catalogued appearance of Overmaster.

Feb 1985

No listings

Justice League of America #236"Gypsy Genius"

Mar 1985

No listings

JLA Secret Files #1

Earliest catalogued appearance of Hourman (Matthew).

Sep 1997

No listings

The Power Company #1"Executive Search"

Apr 2002

No listings

The Power Company #5"Shadows Linger"

Aug 2002

No listings

The Power Company #13"Saving The World"

Apr 2003

No listings

The Power Company #14"The "Bobo the Kitten" Gambit"

May 2003

No listings