Batman Issue 428

A Death in the Family, Book Three, Chapter 5
Jason finally finds his birth mother only to be set up by her and Joker. Joker knocks Robin to the ground and beats him with a crowbar and then ties up his mother and blows them both up! Batman doesn't make it in time to save Robin and Jason's mother dies in Batman's arms!

Individuals

 * Batman
 * Robin (Deceased)
 * Superman
 * James Gordon
 * Barbara Gordon
 * Alfred Pennyworth
 * The Joker
 * Two-Face
 * Ruhollah Khomeini
 * Sheila Haywood

Locations

 * Gotham City