Widow: You have to join!
Banner: And what if I say no?
Widow: Then I will convince you to!
Stark: Let's just look who we got here. We have some super assasins! A man with breathtaking anger management problems! A Demigod! A Super Soldier! And...me!
Thor: You have no idea who you are dealing with!
Banner: We are no team. We are a timebomb!