The Amazing Spider-Man Vol. 2 (1998-2013) #531

Plot

Spider-Man drives off Titanium Man and keeps him from killing Tony; After the battle, Tony once again appears before the Senate concerning superhuman registration and this time, Spider-Man himself testifies; Unbeknownst to Peter, he has been played by his new mentor as Iron Man pays Titanium Man off for the fortuitous attack; With the registration bill still up in the air, Tony and Peter return home to the news of the Stamford disaster.