| Khenra CharioteerAmonkhet Remastered · 241 | Amonkhet Remastered | 241 | Uncommon | — |
| Khenra EternalHour of Devastation · 66 | Hour of Devastation | 66 | Common | €0.07 |
| Khenra EternalAmonkhet Remastered · 109 | Amonkhet Remastered | 109 | Common | — |
| Khenra ScrapperHour of Devastation · 100 | Hour of Devastation | 100 | Common | €0.04 |
| Khenra ScrapperThe List Tokens · HOU-100 | The List Tokens | HOU-100 | Common | €0.08 |
| Khenra ScrapperAmonkhet Remastered · 163 | Amonkhet Remastered | 163 | Common | — |
| Khenra Spellspear // Gitaxian SpellstalkerMarch of the Machine · 151 | March of the Machine | 151 | Uncommon | €0.20 |
| Kher KeepCommander 2013 · 303 | Commander 2013 | 303 | Rare | €0.31 |
| Kher KeepCommander Legends: Battle for Baldur's Gate · 899 | Commander Legends: Battle for Baldur's Gate | 899 | Rare | €0.20 |
| Kher KeepMurders at Karlov Manor Commander · 270 | Murders at Karlov Manor Commander | 270 | Rare | €0.15 |
| Kher KeepMarch of the Machine Commander · 411 | March of the Machine Commander | 411 | Rare | €0.22 |
| Kher KeepPhyrexia: All Will Be One Commander · 157 | Phyrexia: All Will Be One Commander | 157 | Rare | €0.20 |
| Kher KeepThe List Tokens · MKC-270 | The List Tokens | MKC-270 | Rare | €0.27 |
| Kher KeepThe List Tokens · TSP-275 | The List Tokens | TSP-275 | Rare | €0.53 |
| Kher KeepTime Spiral · 275 | Time Spiral | 275 | Rare | €0.46 |
| Kher KeepTime Spiral Remastered · 281 | Time Spiral Remastered | 281 | Rare | €0.21 |
| Kher KeepReality Fracture Commander · 75 | Reality Fracture Commander | 75 | Rare | €0.17 |
| Kheru BloodsuckerKhans of Tarkir · 75 | Khans of Tarkir | 75 | Uncommon | €0.05 |
| Kheru DreadmawKhans of Tarkir · 76 | Khans of Tarkir | 76 | Common | €0.04 |
| Kheru GoldkeeperTarkir: Dragonstorm · 199 | Tarkir: Dragonstorm | 199 | Uncommon | €0.16 |
| Kheru GoldkeeperTarkir: Dragonstorm · 313 | Tarkir: Dragonstorm | 313 | Uncommon | $0.34 |
| Kheru Goldkeeper // Kheru GoldkeeperTarkir: Dragonstorm Art Series · 36 | Tarkir: Dragonstorm Art Series | 36 | — | — |
| Kheru Lich LordKhans of Tarkir · 182 | Khans of Tarkir | 182 | Rare | €0.11 |
| Kheru Lich LordKhans of Tarkir Promos · 182s | Khans of Tarkir Promos | 182s | Rare | €0.30 |
| Kheru Mind-EaterCommander 2017 · 17 | Commander 2017 | 17 | Rare | $0.61 |
| Kheru Mind-EaterTreasure Chest · 65761 | Treasure Chest | 65761 | Rare | — |
| Kheru SpellsnatcherCommander 2019 · 89 | Commander 2019 | 89 | Rare | €0.10 |
| Kheru SpellsnatcherDuskmourn: House of Horror Commander · 119 | Duskmourn: House of Horror Commander | 119 | Rare | €0.11 |
| Kheru SpellsnatcherKhans of Tarkir · 45 | Khans of Tarkir | 45 | Rare | €0.15 |
| Kheru SpellsnatcherKhans of Tarkir · 45y | Khans of Tarkir | 45y | Rare | — |
| Khod, Etlan Shiis EnvoyMystery Booster Playtest Cards 2019 · 24 | Mystery Booster Playtest Cards 2019 | 24 | Rare | $0.45 |
| Khod, Etlan Shiis EnvoyMystery Booster Playtest Cards 2021 · 24 | Mystery Booster Playtest Cards 2021 | 24 | Rare | €0.32 |
| Khorvath BrightflameBattlebond · 9 | Battlebond | 9 | Rare | €0.35 |
| Khorvath BrightflameBattlebond Promos · 9s | Battlebond Promos | 9s | Rare | €1.76 |
| Khorvath's FuryBattlebond · 59 | Battlebond | 59 | Rare | €1.98 |
| Kianne, Corrupted MemoryDuskmourn: House of Horror Commander · 2 | Duskmourn: House of Horror Commander | 2 | Mythic Rare | €0.35 |
| Kianne, Dean of Substance // Imbraham, Dean of TheoryStrixhaven: School of Mages Promos · 152s | Strixhaven: School of Mages Promos | 152s | Rare | $0.20 |
| Kianne, Dean of Substance // Imbraham, Dean of TheoryStrixhaven: School of Mages · 152 | Strixhaven: School of Mages | 152 | Rare | €0.11 |
| Kianne, Dean of Substance // Imbraham, Dean of TheoryStrixhaven: School of Mages · 326 | Strixhaven: School of Mages | 326 | Rare | €0.24 |
| Kianne, Dean of Substance // Imbraham, Dean of TheoryMagic Online Promos · 90244 | Magic Online Promos | 90244 | Rare | — |
| Kianne, Dean of Substance // Kianne, Dean of SubstanceStrixhaven Art Series · 51 | Strixhaven Art Series | 51 | — | — |
| Kianne, Dean of Substance // Kianne, Dean of SubstanceStrixhaven Art Series · 51s | Strixhaven Art Series | 51s | — | — |
| Kibo's BananamobileUnknown Event · UA05d | Unknown Event | UA05d | Uncommon | — |
| Kibo, Uktabi PrinceJumpstart 2022 · 40 | Jumpstart 2022 | 40 | Mythic Rare | €5.78 |
| Kibo, Uktabi PrinceJumpstart 2022 · 835 | Jumpstart 2022 | 835 | Mythic Rare | €0.86 |
| Kibo, Uktabi PrinceSecret Lair Drop Tokens · 2401 | Secret Lair Drop Tokens | 2401 | Mythic Rare | €5.24 |
| Kick in the DoorAdventures in the Forgotten Realms · 153 | Adventures in the Forgotten Realms | 153 | Common | €0.09 |
| Kickoff CelebrationsAetherdrift · 135 | Aetherdrift | 135 | Common | €0.08 |
| Kiddie CoasterUnfinity · 219a | Unfinity | 219a | Common | €0.19 |
| Kiddie CoasterUnfinity · 219b | Unfinity | 219b | Common | $0.11 |