| Sabra |
| Sack |
| Sage |
| Saint-Croix, Claudette |
| Saint-Croix, les jumelles |
| Saint-Croix, Monet |
| Saint-Croix, Nicole |
| Sainte Anna |
| Le Samouraï d'Argent I |
| Le Samouraï d'Argent II |
| Le Samouraï d'Ébène |
| Samson |
| Sanctity |
| Sandoval, Juliana |
| La Sangsue |
| La Sangsue (films) |
| Sasquatch I |
| Sasquatch (Ex) |
| Satana |
| Sat'Neen |
| Saturnyne |
| Sat-Yr-9 |
| Sauron |
| Scaleface |
| Scalphunter |
| Scanner II |
| Scintilla |
| Scorpia |
| Le Scorpion VII |
| Le Scorpion X |
| Scrambler |
| Screaming Mimi |
| Scribe |
| Sefton, Amanda |
| Séisme |
| Séléné |
| La Sentinelle Oméga |
| Les Sentinelles Mark I |
| Sentry |
| Senyaka |
| Sepulchre |
| Serafina |
| Le Serpent d'Acier II |
| Le Serpent de Midgard |
| Shadowcat |
| Shadowcat (AoA) |
| Shadowcat (films) |
| Shadowoman |
| Shaitan |
| Shalla Bal |
| Shaman |
| Shamrock I |
| Shang-Chi |
| Shanna la Diablesse / Shanna I |
| Shanna II |
| Shapandar, Karima |
| Shard II |
| Shatterstar II |
| Shaw, Jacob |
| Shaw, Sebastian |
| Shaw, Shinobi |
| Le Shocker II |
| Shuma-Gorath |
| Sidewinder I |
| Sidewinder III |
| Sif |
| Sikorsky |
| Silhouette II |
| Silicon II |
| Silverclaw |
| Silver Fox |
| Silver Fox (films) |
| Silver Sable II |
| Le Silver Surfer |
| Sin |
| Sinclair, Sadie |
| Le Singe |
| Sire Haine |
| Sister Grimm |
| Sitwell, Jasper |
| Skein |
| Skids |
| Skin |
| Skybolt |
| Slade, Frederick |
| Slick |
| Slipstream |
| Slither |
| Sluk |
| Slym |
| Smasher IV |
| Smerdyakov, Gregor |
| Smith, Tabitha |
| Smoke |
| Snapdragon I |
| Sœur Maggie |
| Solar |
| Solarr |
| Solar Wind |
| suite de la page |