Hitler
Red Skull
Hulk
Punisher
Dare-Devil
He has also fought Iron-man and Nick Fury several times.
Captain America's biggest arch nemesis is the Red Skull, but he has many more enemies including Baron Zemo, Batroc the Leaper, Crossbones, HYDRA, and MODOK to name a few.
TV Tropes I believe list the Thinker as the arch-enemy of the 1940's Flash, Gorilla Grodd as the arch-enemy of the Silver Age Flash, Professor Zoom as the arch-enemy of the Flash in the Bronze Age, then Vandal Savage, Abra Kadabra, Captain Cold and Zoom II as arch-enemies of Wally West at one point or another. His arch-enemy is usually considered to be Cold or Professor Zoom though.
Bucky.
4th of July
Storm has many enemies from being a part of the X-men, but a couple of her main enemies were the Shadow King and the Phoenix Force.
Captain America's biggest arch nemesis is the Red Skull, but he has many more enemies including Baron Zemo, Batroc the Leaper, Crossbones, HYDRA, and MODOK to name a few.
The arch rival of Captain America is the Red Skull, a Nazi agent and leader of the organization known as HYDRA. They have been fierce enemies in the Marvel Comics universe for many years.
Flash's arch enemies is the two zooms
Flash's arch enemies is the two zooms
The Samurai
TV Tropes I believe list the Thinker as the arch-enemy of the 1940's Flash, Gorilla Grodd as the arch-enemy of the Silver Age Flash, Professor Zoom as the arch-enemy of the Flash in the Bronze Age, then Vandal Savage, Abra Kadabra, Captain Cold and Zoom II as arch-enemies of Wally West at one point or another. His arch-enemy is usually considered to be Cold or Professor Zoom though.
the arnt
Captain Cold.
enemies
in england
Captain Hook.
They weren't arch-enemies exactly, that would imply they had some equal standing against them. The ants were subservient to the grasshoppers but the main antagonists were Hopper & the Grasshoppers.