| Sleepy ScapegoatsBeyond the Brave · 054 | Beyond the Brave | 054 | Common | €0.08 |
| Sleipnir the Runick ManeDuelist Nexus · 035 | Duelist Nexus | 035 | Secret Rare | €1.67 |
| Slifer the Sky DragonWeekly Shonen Jump Alpha July 2012 membership promotional card · 061 | Weekly Shonen Jump Alpha July 2012 membership promotional card | 061 | Ultra Rare | €0.40 |
| Slime ToadMcDonald's Promotional Cards · 004 | McDonald's Promotional Cards | 004 | Common | $0.43 |
| Slime TokenOTS Tournament Pack 19 · 028 | OTS Tournament Pack 19 | 028 | Super Rare | $0.71 |
| Slip of FortuneAncient Prophecy · 069 | Ancient Prophecy | 069 | Common | €0.02 |
| Slip SummonStardust Overdrive · 063 | Stardust Overdrive | 063 | Common | €0.05 |
| Sloppy Stasher SquirrelMaze of Muertos · 036 | Maze of Muertos | 036 | Rare | €0.11 |
| Slot MachineMagic Ruler · 028 | Magic Ruler | 028 | Super Short Print | €0.05 |
| Slower SwallowDawn of Majesty · 029 | Dawn of Majesty | 029 | Common | €0.03 |
| SlushyAbyss Rising · 083 | Abyss Rising | 083 | Rare | $0.10 |
| Small Piece GolemThe Duelist Genesis · 006 | The Duelist Genesis | 006 | Common | €0.14 |
| Small Roid Big CitySpeed Duel GX: Midterm Paradox · 12 | Speed Duel GX: Midterm Paradox | 12 | Common | $0.11 |
| Small ScuffleDuelist Nexus · 078 | Duelist Nexus | 078 | Common | €0.02 |
| Small WorldBurst of Destiny · 069 | Burst of Destiny | 069 | Secret Rare | €0.16 |
| Smashing GroundInvasion of Chaos · 093 | Invasion of Chaos | 093 | Short Print | €0.46 |
| Smashing HornGeneration Force · 089 | Generation Force | 089 | Secret Rare | $0.72 |
| Smile ActionLegendary Duelists: Magical Hero · 048 | Legendary Duelists: Magical Hero | 048 | Common | €0.04 |
| Smile PotionBattle of Chaos · 099 | Battle of Chaos | 099 | Common | $0.05 |
| Smile UniverseCode of the Duelist · 056 | Code of the Duelist | 056 | Common | €0.02 |
| Smile WorldStarter Deck: Yuya · 022 | Starter Deck: Yuya | 022 | Common | €0.10 |
| Smoke Grenade of the ThiefLegacy of Darkness · 080 | Legacy of Darkness | 080 | Short Print | €0.54 |
| Smoke MosquitoBattle of Chaos · 095 | Battle of Chaos | 095 | Common | €0.02 |
| Snake Deity's CommandTactical Evolution · 068 | Tactical Evolution | 068 | Rare | $0.43 |
| Snake-Eye AshAge of Overlord · 007 | Age of Overlord | 007 | Super Rare | €1.79 |
| Snake-Eye BirchAge of Overlord · 009 | Age of Overlord | 009 | Super Rare | €0.18 |
| Snake-Eye OakAge of Overlord · 008 | Age of Overlord | 008 | Super Rare | €0.40 |
| Snake-Eyes DiabellstarLegacy of Destruction · 011 | Legacy of Destruction | 011 | Ultra Rare | $0.87 |
| Snake-Eyes Doomed DragonSupreme Darkness · 035 | Supreme Darkness | 035 | Secret Rare | €0.17 |
| Snake-Eyes Flamberge DragonAge of Overlord · 010 | Age of Overlord | 010 | Secret Rare | €0.14 |
| Snake-Eyes PoplarPhantom Nightmare · 012 | Phantom Nightmare | 012 | Ultra Rare | €0.50 |
| Snake-Eyes Vengeance DragonAlliance Insight · 040 | Alliance Insight | 040 | Ultra Rare | €5.74 |
| Snake FangMagic Ruler · 050 | Magic Ruler | 050 | Common | €0.03 |
| Snake RainTactical Evolution · 052 | Tactical Evolution | 052 | Rare | €0.12 |
| Snake WhistleTactical Evolution · 066 | Tactical Evolution | 066 | Common | $0.25 |
| SnakeyashiOTS Tournament Pack 5 · 014 | OTS Tournament Pack 5 | 014 | Short Print | €0.23 |
| SnapdragonLegacy of the Valiant · 094 | Legacy of the Valiant | 094 | Common | €0.05 |
| Snatch StealMagic Ruler · 036 | Magic Ruler | 036 | Ultra Rare | €0.19 |
| Sneaky "C"Photon Hypernova · 030 | Photon Hypernova | 030 | Super Rare | $0.25 |
| Sniffer DragonCircuit Break · 008 | Circuit Break | 008 | Common | €0.03 |
| Snipe HunterCyberdark Impact · 015 | Cyberdark Impact | 015 | Common | $0.16 |
| Snopios, Shade of the GhotiDarkwing Blast · 087 | Darkwing Blast | 087 | Super Rare | €0.17 |
| Snow DragonAbyss Rising · 094 | Abyss Rising | 094 | Common | €0.10 |
| Snowdrop the Rikka FairySecret Slayers · 019 | Secret Slayers | 019 | Super Rare | €5.83 |
| Snowdust DragonAbyss Rising · 093 | Abyss Rising | 093 | Common | €0.09 |
| Snowdust GiantAbyss Rising · 049 | Abyss Rising | 049 | Rare | $0.50 |
| Snowman CreatorAbyss Rising · 029 | Abyss Rising | 029 | Common | €0.12 |
| Snowman EaterRaging Battle · 094 | Raging Battle | 094 | Rare | €1.75 |
| Snowman EffectDark Neostorm · 079 | Dark Neostorm | 079 | Common | €0.07 |
| Snow Plow Hustle RustleYu-Gi-Oh! ZEXAL World Duel Carnival promotional cards · 001 | Yu-Gi-Oh! ZEXAL World Duel Carnival promotional cards | 001 | Ultra Rare | €0.03 |