The Flash vs Captain America Real Name
Alter Ego
"Barry" Allen
Steven Grant "Steve" Rogers
Alias
Black Flash, Parallax
Nomad, Winghead, The First Avenger, Sentinel of Liberty, The Living Legend & The Captain
In Films
Ezra Miller, George m. o'connor
Chris evans, George m. o'connor, Randal kleiser
Alignment
Superhero
Superhero