JLA#20
Cover: Howard Porter & John Dell & Howard Porter
JLA #20
“Mystery in Space”
writer Mark Waid · artist Arnie Jorgensen · inker David Meikis · colorist Pat Garrahy · colorist Heroic Age · letterer Ken Lopez · cover Howard PorterJohn DellHoward Porter
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Cast · 11 characters
Full credits
writer Mark Waid
artist Arnie Jorgensen
inker David Meikis
colorist Pat Garrahy
colorist Heroic Age
letterer Ken Lopez
cover pencils Howard Porter
cover inks John Dell
cover inks Howard Porter