| Shock Troops (17 variants) | 223 |
| Silverback Ape (2 variants) | S7 |
| Sizzle | 224★ |
| Sizzle (17 variants) | 224 |
| Skull of Orm (17 variants) | 313 |
| Skull of Orm | 313★ |
| Slay | 164★ |
| Slay (17 variants) | 164 |
| Sneaky Homunculus | 101★ |
| Sneaky Homunculus (17 variants) | 101 |
| Solidarity (17 variants) | 46 |
| Solidarity | 46★ |
| Soul Feast | 165★ |
| Soul Feast (17 variants) | 165 |
| Spellbook (17 variants) | 314 |
| Spellbook | 314★ |
| Spiketail Hatchling (17 variants) | 102 |
| Spiketail Hatchling | 102★ |
| Spined Wurm (17 variants) | 279 |
| Spined Wurm | 279★ |
| Spineless Thug | 166★ |
| Spineless Thug (17 variants) | 166 |
| Spirit Link (17 variants) | 47 |
| Spirit Link | 47★ |
| Spitting Spider (17 variants) | 280 |
| Spitting Spider | 280★ |
| Spreading Algae | 281★ |
| Spreading Algae (17 variants) | 281 |
| Standing Troops (17 variants) | 48 |
| Standing Troops | 48★ |
| Star Compass (17 variants) | 315 |
| Star Compass | 315★ |
| Staunch Defenders (17 variants) | 49 |
| Staunch Defenders | 49★ |
| Steal Artifact (17 variants) | 103 |
| Steal Artifact | 103★ |
| Stone Rain | 225★ |
| Stone Rain (17 variants) | 225 |
| Storm Crow (17 variants) | 104 |
| Storm Crow | 104★ |
| Story Circle (17 variants) | 50 |
| Story Circle | 50★ |
| Stream of Life | 282★ |
| Stream of Life (17 variants) | 282 |
| Sudden Impact (17 variants) | 226 |
| Sudden Impact | 226★ |
| Suntail Hawk | 51★ |
| Suntail Hawk (17 variants) | 51 |
| Sunweb (17 variants) | 52 |
| Sunweb | 52★ |