"ESTADO VERY GOOD    Regular 50-cent cover price issues begin. Cover by Jim Aparo. ""Requiem for 4 Canaries!"", script by Michael Fleisher, pencils by Dick Giordano, inks by Terry Austin and Dick Giordano (some faces); The Penguin sets out to murder the four crooks whose testimony sent him to jail, and Batman and Black Canary seem unable to protect them. A Matter of Good Taste Hostess snack cakes ad featuring Batgirl. Back-up story: ""Nemesis,"" script by Cary Burkett, art by Dan Spiegle; Thomas Tresser, as Nemesis, brings a ganglord to justice through his skills of impersonation by posing as the kingpins chief hitman. 36 Pages, Full  Published Sep 1980 by DC"