No. He underestimated us because we'd never fought against him before. What'd you think, that Tony would let us out from time to time?
Let me make something clear; you, the Avengers, and everyone from your world, you're supposed to be dead where I am from. You're ghosts of the people I should've known. And no matter how hard it is for anyone to grasp the idea of the spy and the soldier falling in love and somehow managing to give birth to me against all odds, it's just as hard for me.