The Amazing Spider-Man Vol. 2 (1998-2013) #522

Plot

Spidey returns to investigate a man he saved from Hydra who just happens to be the current leader of the organization; He discovers a vast underground complex under the man's house and dons a Hydra costume to infiltrate the base; Spidey learns that Hydra is planning on polluting an important Midwest water supply and takes off to warn his fellow Avengers; Unfortunately, Hydra's own super powered Avengers look alikes stand in his way.