| Krenko, Mob BossThe List Tokens · DDT-52 | The List Tokens | DDT-52 | Rare | €1.56 |
| Krenko, Mob BossRavnica Remastered · 114 | Ravnica Remastered | 114 | Rare | €1.90 |
| Krenko, Mob BossRavnica Remastered · 335 | Ravnica Remastered | 335 | Rare | €2.41 |
| Krenko, Mob BossRavnica Remastered · 335z | Ravnica Remastered | 335z | Rare | €606.30 |
| Krenko, Mob BossRavnica Remastered · 430 | Ravnica Remastered | 430 | Rare | $7.15 |
| Krenko, Mob BossSecret Lair Drop Tokens · 2407 | Secret Lair Drop Tokens | 2407 | Rare | €44.06 |
| Krenko's BuzzcrusherMurders at Karlov Manor · 136 | Murders at Karlov Manor | 136 | Rare | €0.18 |
| Krenko's BuzzcrusherMurders at Karlov Manor · 405 | Murders at Karlov Manor | 405 | Rare | €0.23 |
| Krenko's BuzzcrusherMurders at Karlov Manor Promos · 136p | Murders at Karlov Manor Promos | 136p | Rare | €0.22 |
| Krenko's BuzzcrusherMurders at Karlov Manor Promos · 136s | Murders at Karlov Manor Promos | 136s | Rare | €0.50 |
| Krenko, Tin Street KingpinDominaria United Commander · 124 | Dominaria United Commander | 124 | Rare | €0.30 |
| Krenko, Tin Street KingpinFoundations Jumpstart · 572 | Foundations Jumpstart | 572 | Rare | $2.85 |
| Krenko, Tin Street KingpinMarch of the Machine Commander · 287 | March of the Machine Commander | 287 | Rare | €3.37 |
| Krenko, Tin Street KingpinNeon Dynasty Commander · 107 | Neon Dynasty Commander | 107 | Rare | €3.08 |
| Krenko, Tin Street KingpinWar of the Spark Promos · 137p | War of the Spark Promos | 137p | Rare | €2.52 |
| Krenko, Tin Street KingpinWar of the Spark Promos · 137s | War of the Spark Promos | 137s | Rare | €4.37 |
| Krenko, Tin Street KingpinThe List Tokens · WAR-137 | The List Tokens | WAR-137 | Rare | €2.00 |
| Krenko, Tin Street KingpinSecret Lair Drop Tokens · 1027 | Secret Lair Drop Tokens | 1027 | Rare | €31.56 |
| Krenko, Tin Street KingpinWar of the Spark · 137 | War of the Spark | 137 | Rare | €2.60 |
| Kresh the Bloodbraided AvatarMagic Online Avatars · 87 | Magic Online Avatars | 87 | Rare | — |
| Krile BaldesionFinal Fantasy Commander · 86 | Final Fantasy Commander | 86 | Rare | €0.20 |
| Krile BaldesionFinal Fantasy Commander · 176 | Final Fantasy Commander | 176 | Rare | €0.44 |
| Krosan AdaptationMystery Booster Playtest Cards 2019 · 80 | Mystery Booster Playtest Cards 2019 | 80 | Rare | €2.33 |
| Krosan AdaptationMystery Booster Playtest Cards 2021 · 80 | Mystery Booster Playtest Cards 2021 | 80 | Rare | €0.27 |
| Krosan BeastOdyssey · 248 | Odyssey | 248 | Rare | €2.54 |
| Krosan BeastSecret Lair Drop Tokens · 196 | Secret Lair Drop Tokens | 196 | Rare | €8.55 |
| Krosan CloudscraperLegions · 130 | Legions | 130 | Rare | $1.03 |
| Krosan CloudscraperMurders at Karlov Manor Commander · 175 | Murders at Karlov Manor Commander | 175 | Rare | €0.17 |
| Krosan ColossusMurders at Karlov Manor Commander · 176 | Murders at Karlov Manor Commander | 176 | Rare | €0.14 |
| Krosan ColossusOnslaught · 270 | Onslaught | 270 | Rare | $0.40 |
| Krosan GripFriday Night Magic 2010 · 8 | Friday Night Magic 2010 | 8 | Rare | €1.50 |
| Krosan GripSecret Lair Drop Tokens · 481 | Secret Lair Drop Tokens | 481 | Rare | €0.79 |
| Krosan GripStrixhaven Mystical Archive · 53 | Strixhaven Mystical Archive | 53 | Rare | €0.64 |
| Krosan GripStrixhaven Mystical Archive · 116 | Strixhaven Mystical Archive | 116 | Rare | €3.34 |
| Krosan TuskerFriday Night Magic 2003 · 11 | Friday Night Magic 2003 | 11 | Rare | €2.26 |
| Krosan WarchiefFriday Night Magic 2004 · 4 | Friday Night Magic 2004 | 4 | Rare | €1.01 |
| Krovikan HorrorAlliances · 53 | Alliances | 53 | Rare | $10.98 |
| Krovikan HorrorMasters Edition II · 101 | Masters Edition II | 101 | Rare | — |
| Krovikan VampireHobby Japan Promos · 3 | Hobby Japan Promos | 3 | Rare | €38.97 |
| K'rrik, Son of YawgmothCommander 2019 · 18 | Commander 2019 | 18 | Rare | €0.91 |
| K'rrik, Son of YawgmothFinal Fantasy: Through the Ages · 36 | Final Fantasy: Through the Ages | 36 | Rare | €1.91 |
| K'rrik, Son of YawgmothModern Horizons 3 · 274 | Modern Horizons 3 | 274 | Rare | €0.65 |
| K'rrik, Son of YawgmothModern Horizons 3 · 365 | Modern Horizons 3 | 365 | Rare | €0.67 |
| K'rrik, Son of YawgmothModern Horizons 3 · 479 | Modern Horizons 3 | 479 | Rare | €4.65 |
| K'rrik, Son of YawgmothJudge Gift Cards 2021 · 2 | Judge Gift Cards 2021 | 2 | Rare | €31.13 |
| K'rrik, Son of YawgmothSecret Lair Drop Tokens · 1186 | Secret Lair Drop Tokens | 1186 | Rare | €12.49 |
| K'rrik, Son of YawgmothSecret Lair Drop Tokens · 1204 | Secret Lair Drop Tokens | 1204 | Rare | €2.32 |
| K'rrik, Son of YawgmothThe List Tokens · C19-18 | The List Tokens | C19-18 | Rare | €1.15 |
| Kruin Outlaw // Terror of Kruin PassInnistrad Remastered · 161 | Innistrad Remastered | 161 | Rare | €0.32 |
| Kruin Outlaw // Terror of Kruin PassInnistrad · 152 | Innistrad | 152 | Rare | $0.46 |