| Smaug the ImpenetrableThe Hobbit Eternal · 9 | The Hobbit Eternal | 9 | Rare | €11.87 |
| Smaug, Wicked WormThe Hobbit · 164 | The Hobbit | 164 | Rare | $1.19 |
| Smaug, Wicked WormThe Hobbit · 245 | The Hobbit | 245 | Rare | $6.28 |
| Smaug, Wicked WormThe Hobbit · 281 | The Hobbit | 281 | Rare | $54.66 |
| Sméagol, Helpful GuideThe Lord of the Rings: Tales of Middle-earth · 231 | The Lord of the Rings: Tales of Middle-earth | 231 | Rare | €0.32 |
| Sméagol, Helpful GuideThe Lord of the Rings: Tales of Middle-earth · 330 | The Lord of the Rings: Tales of Middle-earth | 330 | Rare | $0.32 |
| Sméagol, Helpful GuideThe Lord of the Rings: Tales of Middle-earth · 682 | The Lord of the Rings: Tales of Middle-earth | 682 | Rare | €3.32 |
| Sméagol, Helpful GuideThe Lord of the Rings: Tales of Middle-earth · 822 | The Lord of the Rings: Tales of Middle-earth | 822 | Rare | €13.10 |
| Sméagol, Helpful GuideTales of Middle-earth Promos · 231s | Tales of Middle-earth Promos | 231s | Rare | $3.38 |
| Smellerbee, Rebel FighterAvatar: The Last Airbender Eternal · 125 | Avatar: The Last Airbender Eternal | 125 | Rare | $0.35 |
| Smellerbee, Rebel FighterAvatar: The Last Airbender Eternal · 198 | Avatar: The Last Airbender Eternal | 198 | Rare | €1.02 |
| Smelt // Herd // SawMystery Booster Playtest Cards 2019 · 100 | Mystery Booster Playtest Cards 2019 | 100 | Rare | €0.03 |
| Smelt // Herd // SawMystery Booster Playtest Cards 2021 · 100 | Mystery Booster Playtest Cards 2021 | 100 | Rare | €0.29 |
| Smelting VatThe Brothers' War Commander · 18 | The Brothers' War Commander | 18 | Rare | €0.09 |
| Smelting VatThe Brothers' War Commander · 65 | The Brothers' War Commander | 65 | Rare | €0.19 |
| Smelting VatMagic Online Promos · 105852 | Magic Online Promos | 105852 | Rare | — |
| Smelting VatMagic Online Promos · 105854 | Magic Online Promos | 105854 | Rare | — |
| Smirking SpelljackerOutlaws of Thunder Junction Commander · 16 | Outlaws of Thunder Junction Commander | 16 | Rare | €1.08 |
| Smirking SpelljackerOutlaws of Thunder Junction Commander · 52 | Outlaws of Thunder Junction Commander | 52 | Rare | €0.79 |
| Smogbelcher ChariotAlchemy: Dominaria · 11 | Alchemy: Dominaria | 11 | Rare | — |
| Smog SmasherAlchemy: Aetherdrift · 16 | Alchemy: Aetherdrift | 16 | Rare | — |
| SmokeUnlimited Edition · 176 | Unlimited Edition | 176 | Rare | €17.83 |
| SmokeRevised Edition · 178 | Revised Edition | 178 | Rare | €6.81 |
| Smoke30th Anniversary Edition · 171 | 30th Anniversary Edition | 171 | Rare | €24.15 |
| Smoke30th Anniversary Edition · 468 | 30th Anniversary Edition | 468 | Rare | €100.00 |
| SmokeFourth Edition Foreign Black Border · 222 | Fourth Edition Foreign Black Border | 222 | Rare | €5.96 |
| SmokeFourth Edition · 222 | Fourth Edition | 222 | Rare | €4.84 |
| SmokeFifth Edition · 268 | Fifth Edition | 268 | Rare | €5.36 |
| SmokeCollectors' Edition · 176 | Collectors' Edition | 176 | Rare | €5.40 |
| SmokeIntl. Collectors' Edition · 176 | Intl. Collectors' Edition | 176 | Rare | €3.53 |
| SmokeForeign Black Border · 178 | Foreign Black Border | 178 | Rare | €8.45 |
| SmokeLimited Edition Alpha · 175 | Limited Edition Alpha | 175 | Rare | €499.33 |
| SmokeLimited Edition Beta · 176 | Limited Edition Beta | 176 | Rare | €82.63 |
| SmokeSummer Magic / Edgar · 178 | Summer Magic / Edgar | 178 | Rare | — |
| SmokeMasters Edition IV · 137 | Masters Edition IV | 137 | Rare | — |
| Smoke Spirits' AidNeon Dynasty Commander · 22 | Neon Dynasty Commander | 22 | Rare | €0.33 |
| Smoke Spirits' AidNeon Dynasty Commander · 62 | Neon Dynasty Commander | 62 | Rare | €0.32 |
| Smoke Spirits' AidMagic Online Promos · 98003 | Magic Online Promos | 98003 | Rare | — |
| SmokestackMystery Booster 2 Tokens · 232 | Mystery Booster 2 Tokens | 232 | Rare | €1.00 |
| SmokestackSecret Lair Countdown · 1998 | Secret Lair Countdown | 1998 | Rare | €1.48 |
| SmokestackThe List Tokens · USG-309 | The List Tokens | USG-309 | Rare | $4.98 |
| SmokestackUrza's Saga · 309 | Urza's Saga | 309 | Rare | $11.21 |
| SmokestackVintage Masters · 282 | Vintage Masters | 282 | Rare | — |
| Smoldering Egg // Ashmouth DragonInnistrad: Double Feature · 159 | Innistrad: Double Feature | 159 | Rare | €0.76 |
| Smoldering Egg // Ashmouth DragonInnistrad: Midnight Hunt · 159 | Innistrad: Midnight Hunt | 159 | Rare | $0.36 |
| Smoldering Egg // Ashmouth DragonInnistrad: Midnight Hunt · 358 | Innistrad: Midnight Hunt | 358 | Rare | $0.92 |
| Smoldering Egg // Ashmouth DragonInnistrad: Midnight Hunt Promos · 159s | Innistrad: Midnight Hunt Promos | 159s | Rare | $1.01 |
| Smoldering Egg // Ashmouth DragonMagic Online Promos · 94012 | Magic Online Promos | 94012 | Rare | — |
| Smoldering MarshForgotten Realms Commander · 262 | Forgotten Realms Commander | 262 | Rare | $0.35 |
| Smoldering MarshBattle for Zendikar · 247 | Battle for Zendikar | 247 | Rare | $0.45 |