DC Comics

SKIRL

APPEARANCES

SERIES

FIRST APPEARANCE

The Green Lantern Corps #222

"The Last Testament of Sinestro!"

March 1988

All 3 appearances.

The Green Lantern Corps #222"The Last Testament of Sinestro!"

Mar 1988

No listings

Green Lantern/Sinestro Corps: Secret Files #1

Earliest catalogued appearance of Sheriff Mardin.

Feb 2008

No listings

Final Crisis #5

Dec 2008

No listings

Final Crisis

7 issues

Green Lantern/Sinestro Corps: Secret Files

1 issue

The Green Lantern Corps

19 issues