Wherever he is, Bruce Banner needs to remain calm. If an aggressive driver cuts him off on the freeway, he might get angry, and no one likes Bruce Banner when he’s angry. A stroll in the park is a pleasant way for him to get some air. Banner and his green alter ego are excellent additions to the team. Still you might want to find another friend to help keep him calm. He seemed to believe that one could be found at another park in town, but said there might be someone even closer, keeping an eye on him.