Failsafe codes were almost completely necessary after the entire Ultron catastrophe. Someone needed the authority to keep Tony from doing stupid things and if something happened to Tony, they needed to be able to shut the Iron Legion down. Thankfully, the other man agreed.

Thankfully, it could all be done from the Quinjet so by the time they were landing, they had already located him. He double checked the comm lines with Sam and headed toward the building, shield in hand.

"If he's paranoid, he's bound to have traps set up," he muttered. "I'm going to see if I can get down there without setting any of them off."