Cap Sam v Cap Bucky- Sam can fly, but Bucky is better in every other way.
Iron Heart v War Machine- Can't say, I don't know anything about Iron Heart
Whor v Beta Ray Bill- 50/50 or slight edge to Bill
She-Don't call me She-Hulk v Red Hulk- Rulk stomps her silly
Miles Spidey v Scarlet Spidey- I'm assuming this is Kaine, and he wins easily.