Marvel
| Name | Super Name | Code | Actions |
|---|---|---|---|
| Base | Base | Base | Show |
| Basilisk | Basilisk | Basili… | Show |
| Bastion | Bastion | Bastion | Show |
| Batroc the Leaper | Batroc the Leaper | Batroc… | Show |
| Battlestar | Battlestar | Battle… | Show |
| Batwing | Batwing | Batwing | Show |
| Baymax | Baymax | Baymax | Show |
| Beast | Beast | Beast | Show |
| Bedlam | Bedlam | Bedlam | Show |
| Beef | Beef | Beef | Show |
| Beetle | Beetle | Beetle | Show |
| Belasco | Belasco | Belasco | Show |
| Bella Donna | Bella Donna | Bella-… | Show |
| Bengal | Bengal | Bengal | Show |
| Ben Reilly | Ben Reilly | Ben-Re… | Show |
| Bereet | Bereet | Bereet | Show |
| Beta Ray Bill | Beta Ray Bill | Beta-R… | Show |
| Beyonder | Beyonder | Beyond… | Show |
| Bi-Beast | Bi-Beast | Bi-Bea… | Show |
| Big Bertha | Big Bertha | Big-Be… | Show |