| Jarsyl, Dark Age ScionAlchemy: The Brothers' War · 20 | Alchemy: The Brothers' War | 20 | Mythic Rare | — |
| Jarvis, Earth's Mightiest ButlerMarvel Super Heroes Commander · 34 | Marvel Super Heroes Commander | 34 | Rare | €0.20 |
| Jarvis, Earth's Mightiest ButlerMarvel Super Heroes Commander · 333 | Marvel Super Heroes Commander | 333 | Rare | €0.94 |
| Jasconian IsleMystery Booster Playtest Cards 2019 · 117 | Mystery Booster Playtest Cards 2019 | 117 | Rare | $0.57 |
| Jasconian IsleMystery Booster Playtest Cards 2021 · 117 | Mystery Booster Playtest Cards 2021 | 117 | Rare | $0.35 |
| Jasmine BorealLegends · 233 | Legends | 233 | Uncommon | €5.20 |
| Jasmine BorealTime Spiral Timeshifted · 93 | Time Spiral Timeshifted | 93 | Special | €0.30 |
| Jasmine Boreal of the SevenDominaria United Commander · 33 | Dominaria United Commander | 33 | Uncommon | €0.20 |
| Jasmine Boreal of the SevenDominaria United Commander · 55 | Dominaria United Commander | 55 | Uncommon | €0.09 |
| Jasmine Dragon Tea ShopAvatar: The Last Airbender Promos · 270s | Avatar: The Last Airbender Promos | 270s | Rare | €3.09 |
| Jasmine Dragon Tea ShopAvatar: The Last Airbender · 270 | Avatar: The Last Airbender | 270 | Rare | €0.35 |
| Jasmine Dragon Tea ShopAvatar: The Last Airbender · 390 | Avatar: The Last Airbender | 390 | Rare | €0.86 |
| Jasmine SeerUrza's Destiny · 10 | Urza's Destiny | 10 | Uncommon | €0.15 |
| Jason Bright, Glowing ProphetFallout · 32 | Fallout | 32 | Rare | $0.38 |
| Jason Bright, Glowing ProphetFallout · 376 | Fallout | 376 | Rare | €1.15 |
| Jason Bright, Glowing ProphetFallout · 560 | Fallout | 560 | Rare | €4.14 |
| Jason Bright, Glowing ProphetFallout · 904 | Fallout | 904 | Rare | $5.32 |
| Jaspera SentinelKaldheim · 178 | Kaldheim | 178 | Common | €0.12 |
| Jaspera SentinelStarter Commander Decks · 194 | Starter Commander Decks | 194 | Common | €0.22 |
| Jaspera SentinelSecret Lair Drop Tokens · 770 | Secret Lair Drop Tokens | 770 | Rare | €1.67 |
| Jaspera SentinelThe List Tokens · KHM-178 | The List Tokens | KHM-178 | Common | €0.17 |
| Javelin of LightningCommander Legends: Battle for Baldur's Gate · 185 | Commander Legends: Battle for Baldur's Gate | 185 | Common | €0.07 |
| Jawbone DuelistPhyrexia: All Will Be One · 18 | Phyrexia: All Will Be One | 18 | Uncommon | €0.12 |
| Jawbone SkulkinEventide · 170 | Eventide | 170 | Common | €0.18 |
| Jaws of DefeatTarkir: Dragonstorm Commander · 27 | Tarkir: Dragonstorm Commander | 27 | Rare | €1.41 |
| Jaws of DefeatTarkir: Dragonstorm Commander · 67 | Tarkir: Dragonstorm Commander | 67 | Rare | €0.40 |
| Jaws of Defeat // Jaws of DefeatTarkir: Dragonstorm Art Series · 53 | Tarkir: Dragonstorm Art Series | 53 | — | — |
| Jaws of StoneDuel Decks: Knights vs. Dragons · 77 | Duel Decks: Knights vs. Dragons | 77 | Uncommon | €0.09 |
| Jaws of StoneDuel Decks: Venser vs. Koth · 72 | Duel Decks: Venser vs. Koth | 72 | Uncommon | €0.08 |
| Jaws of StoneShadowmoor · 97 | Shadowmoor | 97 | Uncommon | €0.16 |
| Jaws, Relentless PredatorSecret Lair Drop Tokens · 2175 | Secret Lair Drop Tokens | 2175 | Mythic Rare | €112.76 |
| Jaxis, the TroublemakerStreets of New Capenna Promos · 112p | Streets of New Capenna Promos | 112p | Rare | €0.37 |
| Jaxis, the TroublemakerStreets of New Capenna Promos · 112s | Streets of New Capenna Promos | 112s | Rare | €0.79 |
| Jaxis, the TroublemakerStreets of New Capenna · 112 | Streets of New Capenna | 112 | Rare | €0.93 |
| Jaxis, the TroublemakerStreets of New Capenna · 425 | Streets of New Capenna | 425 | Rare | €0.85 |
| Jaxis, the TroublemakerStreets of New Capenna · 461 | Streets of New Capenna | 461 | Rare | €0.64 |
| Jaxis, the TroublemakerSecret Lair Drop Tokens · 1703 | Secret Lair Drop Tokens | 1703 | Rare | €2.44 |
| Jaxis, the TroublemakerMagic Online Promos · 99769 | Magic Online Promos | 99769 | Rare | — |
| Jaxis, the TroublemakerMagic Online Promos · 99969 | Magic Online Promos | 99969 | Rare | — |
| Jaya BallardCommander 2021 · 175 | Commander 2021 | 175 | Mythic Rare | €0.31 |
| Jaya BallardDominaria · 132 | Dominaria | 132 | Mythic Rare | €0.61 |
| Jaya BallardMythic Edition · RA4 | Mythic Edition | RA4 | Mythic Rare | $5.67 |
| Jaya BallardDominaria Promos · 132s | Dominaria Promos | 132s | Mythic Rare | €2.33 |
| Jaya BallardSecret Lair Drop Tokens · 1062 | Secret Lair Drop Tokens | 1062 | Mythic Rare | €2.38 |
| Jaya Ballard AvatarMagic Online Avatars · 64 | Magic Online Avatars | 64 | Rare | — |
| Jaya Ballard EmblemDominaria Tokens · 15 | Dominaria Tokens | 15 | — | €0.30 |
| Jaya Ballard EmblemMythic Edition Tokens · R4 | Mythic Edition Tokens | R4 | — | €1.65 |
| Jaya Ballard, Task MagePremium Deck Series: Fire and Lightning · 10 | Premium Deck Series: Fire and Lightning | 10 | Rare | €0.27 |
| Jaya Ballard, Task MageMagic Premiere Shop 2008 · a1_2007 | Magic Premiere Shop 2008 | a1_2007 | Rare | — |
| Jaya Ballard, Task MageTime Spiral Promos · A1 | Time Spiral Promos | A1 | Rare | $0.49 |