Rank up help

I can take some one to rank 3 which one should it be? I am not cavalier and I am like 80% fully explored act 5. I also have not done any variants?

Comments

Captain Marvel (Movie) or Black Widow CV

Yea I’m just trying to figure out the best between the two with the content I have left? 😅

This content has been removed.

I only have enough resources for one atm

This content has been removed.

I have a r4 5* Namor, Blade sig 40, CapIW sig110
I have a r3 quake

Beyond that all my other champs are memes