| Livio, Oathsworn Sentinel (18 variants) | 31 |
| Livio, Oathsworn Sentinel (9 variants) | 551 |
| Loreseeker's Stone (18 variants) | 320 |
| Loxodon Warhammer (19 variants) | 465 |
| Ludevic, Necro-Alchemist (9 variants) | 525 |
| Lumengrid Gargoyle (18 variants) | 321 |
| Lys Alana Bowmaster (18 variants) | 241 |
| Maalfeld Twins (18 variants) | 132 |
| Maelstrom Colossus (18 variants) | 322 |
| Maelstrom Wanderer (9 variants) | 526 |
| Magus of the Order (8 variants) | 682 |
| Magus of the Order (18 variants) | 242 |
| Make a Stand (18 variants) | 32 |
| Makeshift Munitions (18 variants) | 191 |
| Malcolm, Keen-Eyed Navigator (9 variants) | 560 |
| Malcolm, Keen-Eyed Navigator (18 variants) | 79 |
| Mana Confluence | 721 |
| Mana Drain (8 variants) | 637 |
| Mana Drain (18 variants) | 80 |
| Marath, Will of the Wild (9 variants) | 527 |
| Marble Diamond (18 variants) | 323 |
| Martial Coup (19 variants) | 378 |
| Mask of Avacyn (19 variants) | 466 |
| Mask of Memory (18 variants) | 324 |
| Master Warcraft (19 variants) | 447 |
| Meloku the Clouded Mirror (19 variants) | 399 |
| Memorial to Genius (19 variants) | 485 |
| Memorial to War (19 variants) | 486 |
| Merchant Raiders (18 variants) | 81 |
| Meteor Golem (18 variants) | 325 |
| Meteor Golem (19 variants) | 467 |
| Meteoric Mace (18 variants) | 192 |
| Miara, Thorn of the Glade (9 variants) | 566 |
| Miara, Thorn of the Glade (18 variants) | 133 |
| Mindless Automaton (18 variants) | 326 |
| Mnemonic Deluge (18 variants) | 82 |
| Mnemonic Deluge (8 variants) | 638 |
| Molder Beast (18 variants) | 243 |
| Molimo, Maro-Sorcerer (19 variants) | 430 |
| Monstrous Onslaught (18 variants) | 244 |
| Moss Diamond (18 variants) | 327 |
| Mountain (10 variants) | 509 |
| Mountain (10 variants) | 508 |
| Muldrotha, the Gravetide (9 variants) | 528 |
| Mulldrifter (8 variants) | 639 |
| Mulldrifter (19 variants) | 400 |
| Murder (18 variants) | 134 |
| Murkfiend Liege (19 variants) | 448 |
| Myriad Landscape (8 variants) | 706 |
| Myriad Landscape (19 variants) | 487 |