Here are the results from the previous round:
Moon Knight vs. Mockingbird (Bobbi Morse) 10-14
Black Widow (Natasha Romanova) vs. Quicksilver 17-7
You vote for the one who you like more, not's who's the strongest one in a fight and have fun:
Black Widow (Natasha Romanova) vs. Mockingbird (Bobbi Morse)