| Sentry BotFallout · 552 | Fallout | 552 | Rare | $1.10 |
| Sentry BotFallout · 899 | Fallout | 899 | Rare | €0.80 |
| Senu, Keen-Eyed ProtectorAssassin's Creed · 8 | Assassin's Creed | 8 | Rare | €1.66 |
| Senu, Keen-Eyed ProtectorAssassin's Creed · 128 | Assassin's Creed | 128 | Rare | €2.36 |
| Senu, Keen-Eyed ProtectorAssassin's Creed · 181 | Assassin's Creed | 181 | Rare | €1.76 |
| Sephara, Sky's BladeCommander Masters · 54 | Commander Masters | 54 | Rare | €2.07 |
| Sephara, Sky's BladeCommander Masters · 471 | Commander Masters | 471 | Rare | €22.68 |
| Sephara, Sky's BladeCore Set 2020 · 36 | Core Set 2020 | 36 | Rare | €2.25 |
| Sephara, Sky's BladeCore Set 2020 Promos · 36p | Core Set 2020 Promos | 36p | Rare | €2.78 |
| Sephara, Sky's BladeCore Set 2020 Promos · 36s | Core Set 2020 Promos | 36s | Rare | €5.44 |
| Sephara, Sky's BladeStarter Commander Decks · 33 | Starter Commander Decks | 33 | Rare | €1.73 |
| Sephara, Sky's BladeThe List Tokens · M20-36 | The List Tokens | M20-36 | Rare | €1.04 |
| Sephara, Sky's BladeFoundations Commander · 47 | Foundations Commander | 47 | Rare | $0.85 |
| Sephiroth, Fallen HeroFinal Fantasy Commander · 92 | Final Fantasy Commander | 92 | Rare | $0.29 |
| Sephiroth, Fallen HeroFinal Fantasy Commander · 182 | Final Fantasy Commander | 182 | Rare | $1.87 |
| Sepulchral PrimordialFinal Fantasy Commander · 284 | Final Fantasy Commander | 284 | Rare | $0.22 |
| Sepulchral PrimordialGatecrash · 75 | Gatecrash | 75 | Rare | $0.45 |
| Sepulchral PrimordialStarter Commander Decks · 106 | Starter Commander Decks | 106 | Rare | $0.37 |
| Sepulchral PrimordialZendikar Rising Commander · 54 | Zendikar Rising Commander | 54 | Rare | $0.39 |
| Sequence EngineCommander 2021 · 67 | Commander 2021 | 67 | Rare | €0.10 |
| Sequence EngineCommander 2021 · 394 | Commander 2021 | 394 | Rare | €0.22 |
| Sequence EngineMagic Online Promos · 90162 | Magic Online Promos | 90162 | Rare | — |
| Serah Farron // Crystallized SerahFinal Fantasy · 240 | Final Fantasy | 240 | Rare | $0.36 |
| Serah Farron // Crystallized SerahFinal Fantasy · 506 | Final Fantasy | 506 | Rare | €3.38 |
| Serah Farron // Crystallized SerahFinal Fantasy Promos · 240s | Final Fantasy Promos | 240s | Rare | $10.35 |
| SeraphFifth Edition · 59 | Fifth Edition | 59 | Rare | €0.64 |
| SeraphIce Age · 51 | Ice Age | 51 | Rare | $1.08 |
| SeraphMasters Edition · 26 | Masters Edition | 26 | Rare | — |
| Seraphic SteedOutlaws of Thunder Junction · 232 | Outlaws of Thunder Junction | 232 | Rare | €0.19 |
| Seraphic SteedOutlaws of Thunder Junction · 364 | Outlaws of Thunder Junction | 364 | Rare | $0.37 |
| Seraphic SteedOutlaws of Thunder Junction Promos · 232p | Outlaws of Thunder Junction Promos | 232p | Rare | €0.35 |
| Seraphic SteedOutlaws of Thunder Junction Promos · 232s | Outlaws of Thunder Junction Promos | 232s | Rare | $0.42 |
| Seraph of the SwordMagic 2014 · 31 | Magic 2014 | 31 | Rare | $0.35 |
| Seraph of the SwordFoundations Commander · 48 | Foundations Commander | 48 | Rare | $0.26 |
| Seraph SanctuarySecret Lair Drop Tokens · 733 | Secret Lair Drop Tokens | 733 | Rare | €3.71 |
| Seraph SanctuarySecret Lair Drop Tokens · 797 | Secret Lair Drop Tokens | 797 | Rare | €7.99 |
| Seraph SanctuarySecret Lair Drop Tokens · 1292 | Secret Lair Drop Tokens | 1292 | Rare | €9.66 |
| Serendib DjinnArabian Nights · 19 | Arabian Nights | 19 | Rare | €141.27 |
| Serendib DjinnMasters Edition IV · 61 | Masters Edition IV | 61 | Rare | — |
| Serendib EfreetRevised Edition · 79 | Revised Edition | 79 | Rare | $4.50 |
| Serendib EfreetArabian Nights · 20 | Arabian Nights | 20 | Rare | €407.57 |
| Serendib EfreetEternal Masters · 70 | Eternal Masters | 70 | Rare | €0.16 |
| Serendib EfreetForeign Black Border · 79 | Foreign Black Border | 79 | Rare | €82.87 |
| Serendib EfreetJumpstart · 175 | Jumpstart | 175 | Rare | €0.05 |
| Serendib EfreetThe List Tokens · EMA-70 | The List Tokens | EMA-70 | Rare | €0.14 |
| Serendib EfreetSummer Magic / Edgar · 79 | Summer Magic / Edgar | 79 | Rare | — |
| Serendib EfreetMasters Edition · 50 | Masters Edition | 50 | Rare | — |
| Serendib EfreetMagic Online Promos · 217 | Magic Online Promos | 217 | Rare | — |
| Serendib SorcererCommander 2017 · 93 | Commander 2017 | 93 | Rare | €0.12 |
| Serendib SorcererPlanar Chaos · 61 | Planar Chaos | 61 | Rare | €0.25 |