| Kellan, Inquisitive Prodigy // Tail the SuspectMurders at Karlov Manor · 212 | Murders at Karlov Manor | 212 | Rare | €0.25 |
| Kellan, Inquisitive Prodigy // Tail the SuspectMurders at Karlov Manor · 334 | Murders at Karlov Manor | 334 | Rare | $0.36 |
| Kellan, Inquisitive Prodigy // Tail the SuspectMurders at Karlov Manor Promos · 212p | Murders at Karlov Manor Promos | 212p | Rare | €0.27 |
| Kellan, Inquisitive Prodigy // Tail the SuspectMurders at Karlov Manor Promos · 212s | Murders at Karlov Manor Promos | 212s | Rare | €0.97 |
| Kellan Joins UpOutlaws of Thunder Junction · 212 | Outlaws of Thunder Junction | 212 | Rare | €0.17 |
| Kellan Joins UpOutlaws of Thunder Junction · 354 | Outlaws of Thunder Junction | 354 | Rare | €0.41 |
| Kellan Joins UpOutlaws of Thunder Junction Promos · 212p | Outlaws of Thunder Junction Promos | 212p | Rare | €0.14 |
| Kellan Joins UpOutlaws of Thunder Junction Promos · 212s | Outlaws of Thunder Junction Promos | 212s | Rare | $0.46 |
| Kellan, Planar TrailblazerFoundations · 91 | Foundations | 91 | Rare | €0.18 |
| Kellan, Planar TrailblazerFoundations · 330 | Foundations | 330 | Rare | $0.32 |
| Kellan, Planar TrailblazerFoundations · 392 | Foundations | 392 | Rare | €4.23 |
| Kellan, Planar TrailblazerFoundations · 466 | Foundations | 466 | Rare | $0.26 |
| Kellan, Planar TrailblazerFoundations Promos · 91s | Foundations Promos | 91s | Rare | $0.39 |
| Kellogg, Dangerous MindFallout · 106 | Fallout | 106 | Rare | $3.03 |
| Kellogg, Dangerous MindFallout · 415 | Fallout | 415 | Rare | €5.14 |
| Kellogg, Dangerous MindFallout · 634 | Fallout | 634 | Rare | €9.74 |
| Kellogg, Dangerous MindFallout · 943 | Fallout | 943 | Rare | €10.14 |
| Kels, Fight FixerJumpstart · 15 | Jumpstart | 15 | Rare | €0.12 |
| Kels, Fight FixerThe List Tokens · JMP-15 | The List Tokens | JMP-15 | Rare | €0.29 |
| Kemba, Kha EnduringPhyrexia: All Will Be One · 19 | Phyrexia: All Will Be One | 19 | Rare | €0.24 |
| Kemba, Kha EnduringPhyrexia: All Will Be One · 330 | Phyrexia: All Will Be One | 330 | Rare | $0.32 |
| Kemba, Kha EnduringPhyrexia: All Will Be One · 423 | Phyrexia: All Will Be One | 423 | Rare | €1.67 |
| Kemba, Kha EnduringPhyrexia: All Will Be One Promos · 19p | Phyrexia: All Will Be One Promos | 19p | Rare | €0.19 |
| Kemba, Kha EnduringPhyrexia: All Will Be One Promos · 19s | Phyrexia: All Will Be One Promos | 19s | Rare | €0.47 |
| Kemba, Kha RegentDouble Masters · 19 | Double Masters | 19 | Rare | €0.19 |
| Kemba, Kha RegentCommander 2014 · 75 | Commander 2014 | 75 | Rare | €0.11 |
| Kemba, Kha RegentCommander 2017 · 63 | Commander 2017 | 63 | Rare | €0.15 |
| Kemba, Kha RegentScars of Mirrodin · 12 | Scars of Mirrodin | 12 | Rare | €0.17 |
| Kemba's BannerPhyrexia: All Will Be One Commander · 7 | Phyrexia: All Will Be One Commander | 7 | Rare | €0.25 |
| Kemba's BannerPhyrexia: All Will Be One Commander · 45 | Phyrexia: All Will Be One Commander | 45 | Rare | €0.33 |
| Kenessos, Priest of ThassaJumpstart 2022 · 13 | Jumpstart 2022 | 13 | Rare | €3.50 |
| Kenrith, the Returned KingFinal Fantasy: Through the Ages · 23 | Final Fantasy: Through the Ages | 23 | Rare | €3.23 |
| Kentaro, the Smiling CatBetrayers of Kamigawa · 13 | Betrayers of Kamigawa | 13 | Rare | €0.98 |
| Keruga, the MacrosageIkoria: Lair of Behemoths · 225 | Ikoria: Lair of Behemoths | 225 | Rare | €0.12 |
| Keruga, the MacrosageIkoria: Lair of Behemoths · 354 | Ikoria: Lair of Behemoths | 354 | Rare | $0.41 |
| Keruga, the MacrosageMystery Booster 2 Tokens · 84 | Mystery Booster 2 Tokens | 84 | Rare | €0.18 |
| Keruga, the MacrosageMultiverse Legends · 48 | Multiverse Legends | 48 | Rare | €0.21 |
| Keruga, the MacrosageMultiverse Legends · 113 | Multiverse Legends | 113 | Rare | $0.61 |
| Keruga, the MacrosageMultiverse Legends · 178 | Multiverse Legends | 178 | Rare | €4.93 |
| Keruga, the MacrosageMultiverse Legends · 178z | Multiverse Legends | 178z | Rare | €0.18 |
| Keruga, the MacrosageIkoria: Lair of Behemoths Promos · 225p | Ikoria: Lair of Behemoths Promos | 225p | Rare | €0.33 |
| Keruga, the MacrosageIkoria: Lair of Behemoths Promos · 225s | Ikoria: Lair of Behemoths Promos | 225s | Rare | €0.36 |
| Keruga, the MacrosageMagic Online Promos · 80847 | Magic Online Promos | 80847 | Rare | — |
| Kessig CagebreakersCommander 2015 · 187 | Commander 2015 | 187 | Rare | $0.21 |
| Kessig CagebreakersCommander Anthology · 122 | Commander Anthology | 122 | Rare | €0.19 |
| Kessig CagebreakersInnistrad · 189 | Innistrad | 189 | Rare | €0.32 |
| Kessig CagebreakersJumpstart 2022 · 681 | Jumpstart 2022 | 681 | Rare | €0.24 |
| Kessig CagebreakersMidnight Hunt Commander · 142 | Midnight Hunt Commander | 142 | Rare | €0.20 |
| Kessig WolfriderInnistrad: Double Feature · 432 | Innistrad: Double Feature | 432 | Rare | $0.21 |
| Kessig WolfriderInnistrad: Crimson Vow Promos · 165s | Innistrad: Crimson Vow Promos | 165s | Rare | $0.55 |