| Release: | Apr 1973 |
| Cover: | Apr 1973 |
"Death-Knell For A Traitor!" / "The Immortals of Usen Castle"
| Release: | Apr 1973 |
| Cover: | Apr 1973 |
| Writer | Elliot S. Maggin, Dennis O'Neil |
| Cover Artist | Michael William Kaluta |
| Penciller | Irv Novick, Bob Brown |
| Inker | Frank McLaughlin, Dick Giordano |
| Editor | Julius Schwartz |
| Batman | Bruce Wayne |
| Alfred Pennyworth | |
| Robin | Dick Grayson |
| Colonel Sulphur | |
| Tommy Duffy | |
| Stanley Usen | |
| Sara Usen | |
| Samuel Usen | |
| Benton Friss |
| Age | Bronze Age |
|---|---|
| Format | Comic |
| Series Group | Batman |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 32 |
| Country | USA |
| Language | English |