Arnim Zola

Arsenic

Artiee

Asgardian

Askew-Tronics

Asylum

Atlas

Team

Attuma

Aurora

Avalanche

Avengers

Avengers

Ultimate

Azazel

Mutant

Balder

Banshee

Banshee

Theresa Rourke

Baron Mordo

Karl Mordo

Baron Strucker

Baron Zemo

Heinrich Zemo

Baron Zemo

Helmut Zemo

Baroness S'Bak

Barracuda

Bart Rozum

Bastion

Batroc the Leaper

Battering Ram

Battlestar

Beak

Beast

Beast

Earth-311

Beast

Ultimate

Becatron

Bedlam

Beef

Beetle

Abner Jenkins

Belasco