| X-23, Deadly WeaponMarvel Super Heroes Commander · 738 | Marvel Super Heroes Commander | 738 | Uncommon | €0.64 |
| Xanathar, Guild KingpinAdventures in the Forgotten Realms · 239 | Adventures in the Forgotten Realms | 239 | Mythic Rare | $2.22 |
| Xanathar, Guild KingpinAdventures in the Forgotten Realms · 391 | Adventures in the Forgotten Realms | 391 | Mythic Rare | $2.30 |
| Xanathar, Guild KingpinAdventures in the Forgotten Realms Promos · 239a | Adventures in the Forgotten Realms Promos | 239a | Mythic Rare | €1.94 |
| Xanathar, Guild KingpinAdventures in the Forgotten Realms Promos · 239p | Adventures in the Forgotten Realms Promos | 239p | Mythic Rare | $2.96 |
| Xanathar, Guild KingpinAdventures in the Forgotten Realms Promos · 239s | Adventures in the Forgotten Realms Promos | 239s | Mythic Rare | €4.61 |
| Xanathar, Guild KingpinSecret Lair Drop Tokens · 1785 | Secret Lair Drop Tokens | 1785 | Mythic Rare | €4.69 |
| Xanathar, Guild KingpinMagic Online Promos · 92788 | Magic Online Promos | 92788 | Mythic Rare | — |
| Xanathar, Guild Kingpin // Xanathar, Guild KingpinAdventures in the Forgotten Realms Art Series · 29 | Adventures in the Forgotten Realms Art Series | 29 | — | — |
| Xande, Dark MageFinal Fantasy · 516 | Final Fantasy | 516 | Rare | €0.94 |
| Xande, Dark MageFinal Fantasy · 561 | Final Fantasy | 561 | Rare | $0.22 |
| Xander's LoungeStreets of New Capenna Promos · 260p | Streets of New Capenna Promos | 260p | Rare | €10.27 |
| Xander's LoungeStreets of New Capenna Promos · 260s | Streets of New Capenna Promos | 260s | Rare | €11.09 |
| Xander's LoungeStreets of New Capenna · 260 | Streets of New Capenna | 260 | Rare | €9.85 |
| Xander's LoungeStreets of New Capenna · 294 | Streets of New Capenna | 294 | Rare | €15.53 |
| Xander's LoungeStreets of New Capenna · 358 | Streets of New Capenna | 358 | Rare | €12.07 |
| Xander's LoungeMagic Online Promos · 99697 | Magic Online Promos | 99697 | Rare | — |
| Xander's PactNew Capenna Commander · 43 | New Capenna Commander | 43 | Rare | €0.25 |
| Xander's PactNew Capenna Commander · 144 | New Capenna Commander | 144 | Rare | €0.37 |
| Xander's PactNew Capenna Commander Promos · 43p | New Capenna Commander Promos | 43p | Rare | €0.88 |
| Xander's WakeAlchemy: New Capenna · 9 | Alchemy: New Capenna | 9 | Uncommon | — |
| XantchaVanguard Series · 408 | Vanguard Series | 408 | Rare | €17.09 |
| Xantcha, Sleeper AgentCommander 2018 · 50 | Commander 2018 | 50 | Rare | €0.96 |
| Xantcha, Sleeper AgentCommander Masters · 362 | Commander Masters | 362 | Rare | €1.86 |
| Xantcha, Sleeper AgentCommander Masters · 595 | Commander Masters | 595 | Rare | €5.77 |
| Xantcha, Sleeper AgentMystery Booster 2 Tokens · 253 | Mystery Booster 2 Tokens | 253 | Rare | €29.40 |
| Xantcha, Sleeper AgentLove Your LGS 2021 · C1 | Love Your LGS 2021 | C1 | Rare | — |
| Xantcha, Sleeper AgentSecret Lair Countdown · 24 | Secret Lair Countdown | 24 | Rare | €1.02 |
| Xantcha, Sleeper AgentSecret Lair Countdown · 51 | Secret Lair Countdown | 51 | Rare | €10.19 |
| Xantcha, Sleeper AgentSecret Lair Drop Tokens · 1271 | Secret Lair Drop Tokens | 1271 | Rare | $14.27 |
| Xantcha, Sleeper AgentThe List Tokens · C18-50 | The List Tokens | C18-50 | Rare | $4.28 |
| Xantcha, Sleeper AgentTreasure Chest · 70719 | Treasure Chest | 70719 | Rare | — |
| Xanthic StatueWeatherlight · 163 | Weatherlight | 163 | Rare | $0.58 |
| Xantid SwarmEternal Masters · 193 | Eternal Masters | 193 | Rare | €2.21 |
| Xantid SwarmScourge · 135 | Scourge | 135 | Rare | €9.88 |
| Xathrid DemonCommander 2014 · 170 | Commander 2014 | 170 | Mythic Rare | €0.28 |
| Xathrid DemonMagic 2010 · 122 | Magic 2010 | 122 | Mythic Rare | €0.55 |
| Xathrid GorgonMagic 2013 · 118 | Magic 2013 | 118 | Rare | €0.14 |
| Xathrid GorgonMagic 2013 Promos · 118★ | Magic 2013 Promos | 118★ | Rare | €0.18 |
| Xathrid GorgonMagic Online Promos · 45205 | Magic Online Promos | 45205 | Rare | — |
| Xathrid NecromancerCommander 2020 · 141 | Commander 2020 | 141 | Rare | €0.27 |
| Xathrid NecromancerMagic 2014 · 123 | Magic 2014 | 123 | Rare | €0.20 |
| Xathrid NecromancerMagic 2014 Promos · A12 | Magic 2014 Promos | A12 | Rare | $0.35 |
| Xathrid NecromancerPioneer Masters · 120 | Pioneer Masters | 120 | Rare | — |
| Xathrid NecromancerMagic Online Promos · 52312 | Magic Online Promos | 52312 | Rare | — |
| Xathrid SlybladeMagic 2015 · 124 | Magic 2015 | 124 | Uncommon | €0.07 |
| Xavier Sal, Infested CaptainThe Lost Caverns of Ixalan Commander · 14 | The Lost Caverns of Ixalan Commander | 14 | Rare | €1.08 |
| Xavier Sal, Infested CaptainThe Lost Caverns of Ixalan Commander · 33 | The Lost Caverns of Ixalan Commander | 33 | Rare | €0.91 |
| Xenagos AscendedDefeat a God Tokens · 1 | Defeat a God Tokens | 1 | — | $5.29 |
| Xenagos, God of RevelsBorn of the Gods · 156 | Born of the Gods | 156 | Mythic Rare | €7.46 |