| SinkholeIntl. Collectors' Edition · 130 | Intl. Collectors' Edition | 130 | Common | €25.75 |
| SinkholeLimited Edition Alpha · 129 | Limited Edition Alpha | 129 | Common | €103.55 |
| SinkholeLimited Edition Beta · 130 | Limited Edition Beta | 130 | Common | €66.25 |
| Sinking FeelingShadowmoor · 51 | Shadowmoor | 51 | Common | €0.10 |
| Sink into TakenumaThe List Tokens · SOK-89 | The List Tokens | SOK-89 | Common | €0.07 |
| Sink into TakenumaSaviors of Kamigawa · 89 | Saviors of Kamigawa | 89 | Common | €0.08 |
| Sinuous VerminConspiracy: Take the Crown · 46 | Conspiracy: Take the Crown | 46 | Common | €0.11 |
| Sinuous VerminJumpstart 2022 · 466 | Jumpstart 2022 | 466 | Common | €0.31 |
| Sinuous VerminTreasure Chest · 65773 | Treasure Chest | 65773 | Common | — |
| Sip of HemlockTheros · 106 | Theros | 106 | Common | €0.05 |
| Siren LookoutIxalan · 78 | Ixalan | 78 | Common | €0.15 |
| Siren's RuseIxalan · 80 | Ixalan | 80 | Common | €0.19 |
| Sir Shandlar of EberynMasters Edition III · 174 | Masters Edition III | 174 | Common | — |
| Sisay's IngenuityPlaneshift · 33 | Planeshift | 33 | Common | €0.12 |
| Sisay's RingCommander Legends · 340 | Commander Legends | 340 | Common | €0.15 |
| Sisay's RingVisions · 154 | Visions | 154 | Common | €0.20 |
| Sisters of the FlameFourth Edition Foreign Black Border · 221 | Fourth Edition Foreign Black Border | 221 | Common | €0.28 |
| Sisters of the FlameFourth Edition · 221 | Fourth Edition | 221 | Common | $0.13 |
| Sivitri ScarzamMasters Edition III · 175 | Masters Edition III | 175 | Common | — |
| Six-Sided DieUnfinity · 92 | Unfinity | 92 | Common | €0.14 |
| Six-Sided DieUnfinity · 378 | Unfinity | 378 | Common | €2.87 |
| SizzleEighth Edition · 224 | Eighth Edition | 224 | Common | €0.18 |
| SizzleEighth Edition · 224★ | Eighth Edition | 224★ | Common | $0.22 |
| SizzleMercadian Masques · 213 | Mercadian Masques | 213 | Common | €0.11 |
| Sizzling BarrageZendikar Rising · 162 | Zendikar Rising | 162 | Common | $0.02 |
| Skaab GoliathCommander Legends · 97 | Commander Legends | 97 | Common | €0.02 |
| Skarrgan Pit-SkulkDuel Decks: Mind vs. Might · 50 | Duel Decks: Mind vs. Might | 50 | Common | $0.06 |
| Skarrgan Pit-SkulkRNA Guild Kit · 84 | RNA Guild Kit | 84 | Common | €0.20 |
| Skarrgan Pit-SkulkGuildpact · 96 | Guildpact | 96 | Common | $0.07 |
| Skeletal ChangelingLorwyn · 140 | Lorwyn | 140 | Common | €0.23 |
| Skeletal ChangelingThe List Tokens · LRW-140 | The List Tokens | LRW-140 | Common | $0.23 |
| Skeletal CrocodilePortal · 110 | Portal | 110 | Common | $0.16 |
| Skeletal GrimaceInnistrad · 116 | Innistrad | 116 | Common | €0.14 |
| Skeletal KathariShards of Alara · 88 | Shards of Alara | 88 | Common | €0.05 |
| Skeletal SnakePortal · 111 | Portal | 111 | Common | $0.18 |
| Skeleton ArcherDouble Masters 2022 · 90 | Double Masters 2022 | 90 | Common | €0.02 |
| Skeleton ArcherFoundations · 526 | Foundations | 526 | Common | $0.09 |
| Skeleton ArcherCore Set 2019 · 118 | Core Set 2019 | 118 | Common | $0.05 |
| Skeleton ArcherCore Set 2021 · 123 | Core Set 2021 | 123 | Common | €0.02 |
| Skeleton ArcherCore Set 2020 · 324 | Core Set 2020 | 324 | Common | $0.12 |
| Skeleton ArcherThe List Tokens · M19-118 | The List Tokens | M19-118 | Common | €0.06 |
| Skeleton ArcherArena Beginner Set · 61 | Arena Beginner Set | 61 | Common | — |
| SkeletonizeMasters 25 · 149 | Masters 25 | 149 | Common | $0.06 |
| Skewer SlingerWilds of Eldraine · 149 | Wilds of Eldraine | 149 | Common | €0.04 |
| Skewer the CriticsRavnica Allegiance · 115 | Ravnica Allegiance | 115 | Common | €0.16 |
| Skewer the CriticsRavnica Remastered · 124 | Ravnica Remastered | 124 | Common | €0.21 |
| Skewer the CriticsThe List Tokens · RNA-115 | The List Tokens | RNA-115 | Common | $0.30 |
| Skewer the CriticsRavnica Remastered · 340 | Ravnica Remastered | 340 | Common | $0.20 |
| Skilled BattlecarverReality Fracture · 92 | Reality Fracture | 92 | Common | €0.02 |
| Skillful LungeDark Ascension · 22 | Dark Ascension | 22 | Common | $0.04 |