| Issue | #521 |
| Published | August 2005 |
| Cover Price | 2.99 USD |
| Pages | 36 |
| Editing | Axel Alonso; Warren Simons (Associate) |
| Characters | Spider-Man |
| Genre | superhero |
| Pencils | Mike Deodato Jr. |
| Inks | Mike Deodato Jr. |
| Letters | Typeset |
| Characters | Spider-Man; GUESTS: Mary Jane Parker; Captain America; Wolverine; CAMEO: Tony Stark [Iron Man]; CAMEO FLASHBACK: The Hammer; Militant; Tactical Force; The Bowman; Baron Strucker; Nick Fury |
| Synopsis | Peter begins to investigate Hydra's latest plot; After attending opening night at MJ's new play, Spidey saves a fellow theater patron from a Hydra agent, little knowing that the man he has rescued is Hydra's big kahuna; Hydra meets with terrorists and lays out a plan for polluting one of America's natural water sources with biological agents; A paparazzi photog snaps a pic of MJ sneaking into Avengers Tower. |
| Genre | superhero |
| Script | J, Michael Straczynski |
| Pencils | Mike Deodato Jr. |
| Inks | Joe Pimentel; Tom Palmer |
| Colors | Matt Milla |
| Letters | Virtual Calligraphy's Cory Petit |