| Shadowborn Apostle | 687 |
| Shadowborn Apostle | 688 |
| Shadowborn Apostle | 685 |
| Shadowheart, Dark Justiciar (2 variants) | 2483 |
| Shadowspear (2 variants) | 1505 |
| Shalai, Voice of Plenty (2 variants) | 244 |
| Shalai, Voice of Plenty | 2433 |
| Shaman of the Pack | 789 |
| Shapeshifter | 1906 |
| Shapeshifter | 1907 |
| Shapeshifter | 1908 |
| Shapeshifter | 1909 |
| Shared Roots (2 variants) | 2391 |
| Shared Summons | 1308 |
| Shattergang Brothers | 1315 |
| Shattergang Brothers | 1315★ |
| Shelldock Isle (2 variants) | 437 |
| Shelldock Isle (2 variants) | 230 |
| Shelter (2 variants) | 1587★ |
| Shelter (2 variants) | 1587 |
| Sheltered by Ghosts (2 variants) | 2653 |
| Sheltered Thicket (2 variants) | 2522 |
| Shiny Impetus | 1845 |
| Shiny Impetus (2 variants) | 7165 |
| Shire Terrace (2 variants) | 1296 |
| Shivan Dragon (2 variants) | 1709 |
| Shivan Dragon | 716 |
| Shoot the Sheriff (2 variants) | 7166 |
| Shorikai, Genesis Engine (2 variants) | 1880 |
| Shrine | 1835 |
| Sidewinder Sliver | 615 |
| Sigarda's Aid (2 variants) | 1727 |
| Sigarda's Aid | 731 |
| Silence (2 variants) | 1445 |
| Silence (2 variants) | 7003 |
| Silence (2 variants) | 2300 |
| Silence | 881 |
| Silence (2 variants) | 1816 |
| Silver Shroud Costume | 915 |
| Simian Spirit Guide | 1548★ |
| Simian Spirit Guide | 1548 |
| Simic Ascendancy | 1832 |
| Simic Signet (2 variants) | 295 |
| Simon, Wild Magic Sorcerer (2 variants) | 1238 |
| Sire of Insanity (2 variants) | 275 |
| Sisay, Weatherlight Captain (2 variants) | 9999 |
| Sisay, Weatherlight Captain (2 variants) | 1444 |
| Six | 2660 |
| Skemfar Shadowsage | 759 |
| Skewer the Critics (2 variants) | 2051 |