| Khalni Heart ExpeditionThe List Tokens · C18-154 | The List Tokens | C18-154 | Common | €0.16 |
| Khalni Heart ExpeditionZendikar Rising Commander · 72 | Zendikar Rising Commander | 72 | Common | €0.18 |
| Khalni Heart ExpeditionZendikar · 167 | Zendikar | 167 | Common | €0.14 |
| Kharasha FoothillsMarch of the Machine Commander · 149 | March of the Machine Commander | 149 | Common | €0.25 |
| Kharasha FoothillsPlanechase 2012 Planes · 22 | Planechase 2012 Planes | 22 | Common | €0.44 |
| Kharasha FoothillsPlanechase Anthology Planes · 43 | Planechase Anthology Planes | 43 | Common | €0.30 |
| 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 | €0.05 |
| Khenra ScrapperThe List Tokens · HOU-100 | The List Tokens | HOU-100 | Common | €0.09 |
| Khenra ScrapperAmonkhet Remastered · 163 | Amonkhet Remastered | 163 | Common | — |
| Kheru DreadmawKhans of Tarkir · 76 | Khans of Tarkir | 76 | Common | €0.05 |
| Kick in the DoorAdventures in the Forgotten Realms · 153 | Adventures in the Forgotten Realms | 153 | Common | €0.11 |
| Kickoff CelebrationsAetherdrift · 135 | Aetherdrift | 135 | Common | €0.13 |
| Kiddie CoasterUnfinity · 219a | Unfinity | 219a | Common | €0.18 |
| Kiddie CoasterUnfinity · 219b | Unfinity | 219b | Common | $0.11 |
| Kiddie CoasterUnfinity · 219c | Unfinity | 219c | Common | $0.12 |
| Kiddie CoasterUnfinity · 219d | Unfinity | 219d | Common | $0.16 |
| Kiddie CoasterUnfinity · 219e | Unfinity | 219e | Common | €0.15 |
| Kiddie CoasterUnfinity · 219f | Unfinity | 219f | Common | €0.19 |
| Killer WhaleVintage Masters · 76 | Vintage Masters | 76 | Common | — |
| Kill ShotConspiracy: Take the Crown · 94 | Conspiracy: Take the Crown | 94 | Common | €0.03 |
| Kill ShotKhans of Tarkir · 15 | Khans of Tarkir | 15 | Common | €0.06 |
| Kill ShotStreets of New Capenna · 19 | Streets of New Capenna | 19 | Common | €0.05 |
| Kill-Suit CultistDissension · 65 | Dissension | 65 | Common | €0.03 |
| Kill-Zone AcrobatThe Brothers' War · 106 | The Brothers' War | 106 | Common | €0.03 |
| Kiln FiendConspiracy: Take the Crown · 167 | Conspiracy: Take the Crown | 167 | Common | $0.11 |
| Kiln FiendDuel Decks: Izzet vs. Golgari · 2 | Duel Decks: Izzet vs. Golgari | 2 | Common | $0.15 |
| Kiln FiendIconic Masters · 137 | Iconic Masters | 137 | Common | €0.16 |
| Kiln FiendFoundations Jumpstart · 139 | Foundations Jumpstart | 139 | Common | €0.24 |
| Kiln FiendJumpstart · 338 | Jumpstart | 338 | Common | €0.14 |
| Kiln FiendRise of the Eldrazi · 153 | Rise of the Eldrazi | 153 | Common | €0.28 |
| Kiln FiendThe List Tokens · IMA-137 | The List Tokens | IMA-137 | Common | €0.14 |
| Kiln FiendHistoric Anthology 1 · 10 | Historic Anthology 1 | 10 | Common | — |
| Kilnspire DistrictPlanechase 2012 Planes · 23 | Planechase 2012 Planes | 23 | Common | €0.95 |
| Kilnspire DistrictPlanechase Anthology Planes · 44 | Planechase Anthology Planes | 44 | Common | €0.19 |
| KindercatchInnistrad · 190 | Innistrad | 190 | Common | $0.05 |
| KindleMasters 25 · 140 | Masters 25 | 140 | Common | €0.10 |
| KindleTempest · 184 | Tempest | 184 | Common | €0.09 |
| KindleTempest Remastered · 137 | Tempest Remastered | 137 | Common | — |
| KindleVintage Masters · 176 | Vintage Masters | 176 | Common | — |
| Kindled FuryDragons of Tarkir · 142 | Dragons of Tarkir | 142 | Common | €0.03 |
| Kindled FuryFoundations · 542 | Foundations | 542 | Common | €0.06 |
| Kindled FuryHour of Devastation · 101 | Hour of Devastation | 101 | Common | €0.05 |
| Kindled FuryFoundations Jumpstart · 571 | Foundations Jumpstart | 571 | Common | €0.03 |
| Kindled FuryMagic 2010 · 144 | Magic 2010 | 144 | Common | €0.07 |
| Kindled FuryMagic 2013 · 137 | Magic 2013 | 137 | Common | €0.04 |
| Kindled FuryMorningtide · 92 | Morningtide | 92 | Common | €0.04 |
| Kindled FuryKamigawa: Neon Dynasty · 151 | Kamigawa: Neon Dynasty | 151 | Common | €0.02 |
| Kindled HeroismWilds of Eldraine · 138 | Wilds of Eldraine | 138 | Common | €0.05 |