| Sky TerrorIxalan · 229 | Ixalan | 229 | Uncommon | €0.17 |
| Sky TetherJumpstart · 133 | Jumpstart | 133 | Uncommon | €0.09 |
| Sky TetherRavnica Allegiance · 21 | Ravnica Allegiance | 21 | Uncommon | $0.08 |
| Sky Theater StrixWar of the Spark · 67 | War of the Spark | 67 | Common | $0.05 |
| Skyward Eye ProphetsCommander 2013 · 214 | Commander 2013 | 214 | Uncommon | €0.02 |
| Skyward Eye ProphetsCommander Anthology · 193 | Commander Anthology | 193 | Uncommon | $0.07 |
| Skyward Eye ProphetsConflux · 125 | Conflux | 125 | Uncommon | $0.09 |
| Skyward Eye ProphetsThe List Tokens · CMA-193 | The List Tokens | CMA-193 | Uncommon | €0.06 |
| Skyward SpiderMarvel's Spider-Man · 146 | Marvel's Spider-Man | 146 | Common | €0.12 |
| Skyward SpiderThrough the Omenpaths · 159 | Through the Omenpaths | 159 | Common | — |
| Skywarp SkaabInnistrad: Double Feature · 345 | Innistrad: Double Feature | 345 | Common | €0.07 |
| Skywarp SkaabInnistrad: Crimson Vow · 78 | Innistrad: Crimson Vow | 78 | Common | €0.05 |
| Skywatcher AdeptThe List Tokens · ROE-88 | The List Tokens | ROE-88 | Common | €0.05 |
| Skywatcher AdeptRise of the Eldrazi · 88 | Rise of the Eldrazi | 88 | Common | €0.10 |
| Skyway RobberNew Capenna Commander · 31 | New Capenna Commander | 31 | Rare | €0.11 |
| Skyway RobberNew Capenna Commander · 132 | New Capenna Commander | 132 | Rare | €0.35 |
| Skyway RobberNew Capenna Commander Promos · 31p | New Capenna Commander Promos | 31p | Rare | €0.89 |
| Skyway Robber // Skyway RobberNew Capenna Art Series · 55 | New Capenna Art Series | 55 | — | — |
| Skyway SniperCore Set 2021 · 206 | Core Set 2021 | 206 | Uncommon | €0.07 |
| Sky WeaverTenth Edition · 109 | Tenth Edition | 109 | Uncommon | €0.07 |
| Sky WeaverTenth Edition · 109★ | Tenth Edition | 109★ | Uncommon | €0.08 |
| Sky WeaverInvasion · 74 | Invasion | 74 | Uncommon | €0.09 |
| Skywhaler's ShotCommander Legends · 46 | Commander Legends | 46 | Common | €0.06 |
| Skywhaler's ShotKaladesh · 29 | Kaladesh | 29 | Uncommon | €0.07 |
| Skywhaler's ShotKaladesh Remastered · 31 | Kaladesh Remastered | 31 | Uncommon | — |
| Skywinder DrakeMagic 2012 · 75 | Magic 2012 | 75 | Common | $0.03 |
| Skywing AvenTorment · 47 | Torment | 47 | Common | $0.04 |
| Skywing AvenUltimate Masters · 69 | Ultimate Masters | 69 | Common | $0.04 |
| Skywing AvenVintage Masters · 94 | Vintage Masters | 94 | Common | — |
| Skywise TeachingsDragons of Tarkir · 79 | Dragons of Tarkir | 79 | Uncommon | €0.11 |
| Skywise TeachingsIconic Masters · 73 | Iconic Masters | 73 | Uncommon | €0.08 |
| Skywriter DjinnAlchemy: Dominaria · 5 | Alchemy: Dominaria | 5 | Rare | — |
| Slab HammerBattle for Zendikar · 227 | Battle for Zendikar | 227 | Uncommon | €0.09 |
| Slagdrill ScrapperEdge of Eternities · 160 | Edge of Eternities | 160 | Common | €0.09 |
| Slag FiendNew Phyrexia · 95 | New Phyrexia | 95 | Rare | $0.24 |
| Slag FiendThe List Tokens · NPH-95 | The List Tokens | NPH-95 | Rare | €0.14 |
| Slagstone RefineryThe Brothers' War · 243 | The Brothers' War | 243 | Uncommon | €0.11 |
| SlagstormFoundations · 207 | Foundations | 207 | Rare | €0.23 |
| SlagstormMirrodin Besieged · 75 | Mirrodin Besieged | 75 | Rare | €0.32 |
| SlagstormFoundations Promos · 207s | Foundations Promos | 207s | Rare | €0.84 |
| Slag StriderModern Horizons 2 · 141 | Modern Horizons 2 | 141 | Uncommon | €0.08 |
| Slag StriderJumpstart: Historic Horizons · 514 | Jumpstart: Historic Horizons | 514 | Uncommon | — |
| Slagwoods BridgeAetherdrift Commander · 171 | Aetherdrift Commander | 171 | Common | €0.24 |
| Slagwoods BridgeModern Horizons 2 · 256 | Modern Horizons 2 | 256 | Common | €0.21 |
| Slagwoods BridgeHistoric Anthology 6 · 18 | Historic Anthology 6 | 18 | Common | — |
| Slagwoods Bridge // Slagwoods BridgeModern Horizons 2 Art Series · 79 | Modern Horizons 2 Art Series | 79 | — | — |
| Slagwoods Bridge // Slagwoods BridgeModern Horizons 2 Art Series · 79s | Modern Horizons 2 Art Series | 79s | — | — |
| Slagwurm ArmorMirrodin · 243 | Mirrodin | 243 | Common | €0.36 |
| Slagwurm ArmorSalvat 2005 · L43 | Salvat 2005 | L43 | Common | €3.19 |
| Slagwurm ArmorDuel Decks: Mirrodin Pure vs. New Phyrexia · 21 | Duel Decks: Mirrodin Pure vs. New Phyrexia | 21 | Common | — |