Appears in 10 issues
The Flash: The Silver Age #2
2017
Flashpoint: Green Arrow Industries #1
2011
Villains United #1
2005
Justice League International #22
1988
Crisis on Infinite Earths #9
1985
All-Star Comics #63
1976
Justice League of America #22
1963
Justice League of America #21
The Flash #123
1961
All-Star Comics #41
1948