CinemaBlend When Julia Louis-Dreyfus popped up as Valentina Allegra de Fontaine in The Falcon and the Winter Soldier, I had not seen a more exciting and unexpected cameo on one of the Marvel TV shows since⦠well, I think we all know the answer to that (see Evan Petersâ Quicksilver on WandaVision). Initially, my elation was due to the mere sight of a Seinfeld alum in a Marvel adaptation, but when I looked further into the history of this mysterious character from the comics, I began to find even more reasons to be excited or, more accurately, curious. That being said, you have not...