| Sonic ScrewdriverDoctor Who · 791 | Doctor Who | 791 | Uncommon | €7.53 |
| Sonic SeizureTorment · 115 | Torment | 115 | Common | €0.03 |
| Sonic ShriekerTarkir: Dragonstorm · 226 | Tarkir: Dragonstorm | 226 | Uncommon | €0.08 |
| Sonic ShriekerTarkir: Dragonstorm · 318 | Tarkir: Dragonstorm | 318 | Uncommon | €0.21 |
| Sonic the HedgehogSecret Lair Drop Tokens · 2087 | Secret Lair Drop Tokens | 2087 | Mythic Rare | €0.56 |
| Sonorous HowlbonderIkoria: Lair of Behemoths · 230 | Ikoria: Lair of Behemoths | 230 | Uncommon | €0.15 |
| Sontaran GeneralDoctor Who · 96 | Doctor Who | 96 | Uncommon | €0.22 |
| Sontaran GeneralDoctor Who · 701 | Doctor Who | 701 | Uncommon | €1.62 |
| Sootfeather FlockLegions · 82 | Legions | 82 | Common | €0.05 |
| Soothing BalmMercadian Masques · 48 | Mercadian Masques | 48 | Common | €0.05 |
| Soothing of SméagolThe Lord of the Rings: Tales of Middle-earth · 70 | The Lord of the Rings: Tales of Middle-earth | 70 | Common | €0.12 |
| Soothing of SméagolThe Lord of the Rings: Tales of Middle-earth · 521 | The Lord of the Rings: Tales of Middle-earth | 521 | Common | €0.43 |
| Soothsayer AdeptStrixhaven: School of Mages · 55 | Strixhaven: School of Mages | 55 | Common | €0.05 |
| SoothsayingMercadian Masques · 104 | Mercadian Masques | 104 | Uncommon | €1.43 |
| SoothsayingThe List Tokens · MMQ-104 | The List Tokens | MMQ-104 | Uncommon | $0.39 |
| Soot ImpDuel Decks: Divine vs. Demonic · 37 | Duel Decks: Divine vs. Demonic | 37 | Uncommon | €0.29 |
| Soot ImpDuel Decks Anthology: Divine vs. Demonic · 37 | Duel Decks Anthology: Divine vs. Demonic | 37 | Uncommon | €0.42 |
| Soot ImpEventide · 43 | Eventide | 43 | Uncommon | €0.40 |
| Sootstoke KindlerShadowmoor · 195 | Shadowmoor | 195 | Common | €0.10 |
| SootwalkersShadowmoor · 196 | Shadowmoor | 196 | Common | $0.07 |
| Soovril, Patient AntiquarianAlchemy: Secrets of Strixhaven · 27 | Alchemy: Secrets of Strixhaven | 27 | Rare | — |
| Sophia, Dogged DetectiveMurders at Karlov Manor Commander · 8 | Murders at Karlov Manor Commander | 8 | Mythic Rare | €0.34 |
| Sophia, Dogged DetectiveMurders at Karlov Manor Commander · 319 | Murders at Karlov Manor Commander | 319 | Mythic Rare | $0.48 |
| Sophia, Dogged DetectiveThe List Tokens · MKC-8 | The List Tokens | MKC-8 | Mythic Rare | €0.22 |
| Sophic CentaurPlanar Chaos · 139 | Planar Chaos | 139 | Uncommon | €0.08 |
| Sophina, Spearsage DeserterUniverses Within · 7 | Universes Within | 7 | Rare | €0.06 |
| Sophina, Spearsage DeserterSecret Lair Drop Tokens · 341 | Secret Lair Drop Tokens | 341 | Rare | €2.77 |
| Soramaro, First to DreamSaviors of Kamigawa · 58 | Saviors of Kamigawa | 58 | Rare | €0.13 |
| Soratami Cloud ChariotSaviors of Kamigawa · 160 | Saviors of Kamigawa | 160 | Uncommon | €0.14 |
| Soratami CloudskaterChampions of Kamigawa · 86 | Champions of Kamigawa | 86 | Common | €0.12 |
| Soratami MindsweeperBetrayers of Kamigawa · 52 | Betrayers of Kamigawa | 52 | Uncommon | €0.15 |
| Soratami MindsweeperSalvat 2005 · H3 | Salvat 2005 | H3 | Uncommon | €0.08 |
| Soratami MindsweeperSalvat 2005 · H28 | Salvat 2005 | H28 | Uncommon | €0.11 |
| Soratami MindsweeperSalvat 2005 · H50 | Salvat 2005 | H50 | Uncommon | €0.15 |
| Soratami Mirror-GuardChampions of Kamigawa · 87 | Champions of Kamigawa | 87 | Common | €0.16 |
| Soratami Mirror-MageChampions of Kamigawa · 88 | Champions of Kamigawa | 88 | Uncommon | €0.12 |
| Soratami RainshaperChampions of Kamigawa · 89 | Champions of Kamigawa | 89 | Common | €0.14 |
| Soratami RainshaperSalvat 2005 · H30 | Salvat 2005 | H30 | Common | €0.11 |
| Soratami RainshaperSalvat 2005 · H43 | Salvat 2005 | H43 | Common | €0.11 |
| Soratami SavantChampions of Kamigawa · 90 | Champions of Kamigawa | 90 | Uncommon | €0.22 |
| Soratami SavantThe List Tokens · CHK-90 | The List Tokens | CHK-90 | Uncommon | €0.05 |
| Soratami SeerChampions of Kamigawa · 91 | Champions of Kamigawa | 91 | Uncommon | $0.16 |
| Soraya the FalconerHomelands · 18 | Homelands | 18 | Rare | €1.62 |
| Sorcerer ClassAdventures in the Forgotten Realms · 233 | Adventures in the Forgotten Realms | 233 | Rare | $1.91 |
| Sorcerer ClassAdventures in the Forgotten Realms Promos · 233a | Adventures in the Forgotten Realms Promos | 233a | Rare | €11.04 |
| Sorcerer ClassAdventures in the Forgotten Realms Promos · 233p | Adventures in the Forgotten Realms Promos | 233p | Rare | €3.43 |
| Sorcerer ClassAdventures in the Forgotten Realms Promos · 233s | Adventures in the Forgotten Realms Promos | 233s | Rare | €3.47 |
| Sorcerer of the FangCore Set 2020 · 114 | Core Set 2020 | 114 | Common | €0.05 |
| Sorcerer's BroomThrone of Eldraine · 232 | Throne of Eldraine | 232 | Uncommon | €0.02 |
| Sorcerer's BroomThe List Tokens · ELD-232 | The List Tokens | ELD-232 | Uncommon | €0.10 |