| Issue | #24 |
| Published | June 1975 |
| Cover Price | 0.25 |
| Pages | 36 |
| Editing | Len Wein |
| Notes | Letters page replies by Steve Gerber. Klaus Janson confirmed 2006 that he inked this cover. |
| Characters | Defenders [Hulk [Bruce Banner]; Dr. Strange [Stephen Strange]; Valkyrie; Nighthawk [Kyle Richmond]; Yellowjacket [Hank Pym]; Power Man [Luke Cage]; Daredevil [Matt Murdock]; Son of Satan [Diamon Hellstrom]]; Sons of the Serpent |
| Genre | superhero |
| Pencils | Gil Kane |
| Inks | Klaus Janson; John Romita (Hulk head) |
| Notes | Letters page replies by Steve Gerber. Klaus Janson confirmed 2006 that he inked this cover. |
| Reprinted | In Essential Defenders (Marvel, 2005 series) #2 |
| Characters | Defenders [Dr. Strange [Stephen Strange]; Valkyrie; Nighthawk [Kyle Richmond]; Hulk [Bruce Banner]; Yellowjacket [Hank Pym]; Son of Satan [Daimon Hellstrom]; Power Man [Luke Cage]; Daredevil [Matt Murdock]; Silver Surfer [Norrin Radd] (cameo); Sub-Mariner [Namor] (cameo); Hawkeye [Clint Barton](cameo)]; Sons of the Serpent; Clea; Wong; Jack Norriss; Elena |
| Synopsis | With most of the Defenders captured by the Sons of the Serpent, Clea recruits more heroes to help stop the Sons of the Serpent. |
| Genre | superhero |
| Script | Steve Gerber |
| Pencils | Sal Buscema |
| Inks | Bob McLeod |
| Colors | Phil Rachelson |
| Letters | Tom Orzechowski |
| Reprinted | in Essential Defenders (Marvel, 2005 series) #2 |