Marvel
| Name | Super Name | Code | Actions |
|---|---|---|---|
| Sean and Chris | Sean and Chris | Sean-a… | Show |
| Sebastian Shaw | Sebastian Shaw | Sebast… | Show |
| Se%C3%B1or Suerte | Se%C3%B1or Suerte | Se-C3-… | Show |
| Secret Empire | Secret Empire | Secret… | Show |
| Seeker | Seeker | Seeker | Show |
| Selby | Selby | Selby | Show |
| Selene | Selene | Selene | Show |
| Sentry | Sentry | Sentry | Show |
| Sentry (Curtis Elkins) | Sentry | Sentry… | Show |
| Sentry (Kree) | Sentry | Sentry… | Show |
| Sentry (Robert Reynolds) | Sentry | Sentry… | Show |
| Senyaka | Senyaka | Senyaka | Show |
| Sepulchre | Sepulchre | Sepulc… | Show |
| Serpent | Serpent | Serpent | Show |
| Sersi | Sersi | Sersi | Show |
| Shades | Shades | Shades | Show |
| Shadow King | Shadow King | Shadow… | Show |
| Shadow Slasher | Shadow Slasher | Shadow… | Show |
| Shaman | Shaman | Shaman | Show |
| Shamrock | Shamrock | Shamro… | Show |