Detective Comics, Vol. 1 #566 (1986)

Know Your Foes / Old Enemies Die Hard
"Know Your Foes" - When Batman gets a cryptic note from no obvious sender saying "Know Your Foes," he and Robin review the entire Batman rogues gallery. "Old Enemies Die Hard" - Green Arrow gets a message from Onyx that she is in town but may have been followed. He locates her to find she is being attacked by Barricade
Release Date: 1986