| Sol Ring (2 variants) | 211 |
| Sol Ring (2 variants) | 213 |
| Sol Ring (2 variants) | 214 |
| Sol Ring (2 variants) | 212 |
| Soldier On (6 variants) | 843 |
| Solemn Simulacrum (12 variants) | 215 |
| Solemn Simulacrum (4 variants) | 453 |
| Songbird, Sonic Screamer (12 variants) | 762 |
| Spaceshift (8 variants) | 640 |
| Spark Double (12 variants) | 279 |
| Spark Double (4 variants) | 337 |
| Spectacular Tactics (8 variants) | 775 |
| Spectator Seating (4 variants) | 495 |
| Spectator Seating (12 variants) | 268 |
| Spider-Gwen, Free Spirit (8 variants) | 874 |
| Spider-Man, Hometown Hero (6 variants) | 857 |
| Spider-Man, New Champion (8 variants) | 705 |
| Spider-Man, Web-Slinger (8 variants) | 776 |
| Spider-Man, Web-Spinner (12 variants) | 832 |
| Spider-Mobile (8 variants) | 826 |
| Spider-Rex, Daring Dino (8 variants) | 818 |
| Spider-UK (8 variants) | 777 |
| Stark's Ingenuity (12 variants) | 533 |
| Starling, Aerial Ally (8 variants) | 778 |
| Stature, Young Avenger (12 variants) | 571 |
| Stegron the Dinosaur Man (8 variants) | 810 |
| Stick, Fearless Mentor (8 variants) | 706 |
| Stilt-Man, Towering Terror (12 variants) | 61 |
| Stilt-Man, Towering Terror (4 variants) | 373 |
| Storm, Queen of Wakanda (12 variants) | 97 |
| Storm, Queen of Wakanda (4 variants) | 418 |
| Storm, Shaker of Skies (8 variants) | 733 |
| Strategic Intervention (8 variants) | 609 |
| Stunning Shot (8 variants) | 610 |
| Sudden Strike (8 variants) | 779 |
| Sulfur Falls (4 variants) | 496 |
| Sulfur Falls (12 variants) | 269 |
| Sungrass Prairie (12 variants) | 270 |
| Sungrass Prairie (4 variants) | 497 |
| Sunken Hollow (4 variants) | 498 |
| Sunken Hollow (12 variants) | 271 |
| Sunpetal Grove (4 variants) | 499 |
| Sunpetal Grove (12 variants) | 272 |
| Superior Foes of Spider-Man (12 variants) | 167 |
| Swarm, Being of Bees (8 variants) | 799 |
| Swiftfoot Boots (12 variants) | 216 |
| Sword of the Animist (4 variants) | 452 |
| Sword of the Animist (12 variants) | 289 |
| Swords to Plowshares (12 variants) | 143 |
| Swordsman's Steel (8 variants) | 752 |