Story: "Abattoir" (22 Pages)

Credits: Marv Wolfman (plot, script); Jim Aparo (pencils); Mike DeCarlo (inks); John Costanza (letters); Adrienne Roy (colors); Kelley Puckett (associate edits); Denny O'Neil (edits)

Feature Character: Batman (last in Robin Vol. 1 #1; next in Batman #458)

Supporting Characters: Alfred Pennyworth (last in Robin Vol. 1 #1; next in Batman #459), James Gordon (in between Batman #456 and #458), Vicki Vale (last in Batman #457)

Villains: Abattoir (Arnold Etkar/Arnold Etchinson; first appearance; next in issue #628), Henry Etchinson (first appearance; a candidate for mayor and Abattoir's cousin), McDonald (a driver) Ellis (first appearance of both; two of Abattoir's helpers)

Other Characters: Elinore Etchinson (first appearance; Henry Etchinson's wife), Michael (first appearance; Etchinson's bodyguard)