Magic: the Gathering (Cards)
| Name | Collector Number |
|---|---|
| Masterful Flourish (12 variants) Secrets of Strixhaven | 89 |
| Masterful Ninja The List (Unfinity Foil Edition) | 22 |
| Masterful Ninja (2 variants) Unstable | 60 |
| Masterful Replication Core Set 2020 Promos | 65s |
| Masterful Replication (8 variants) March of the Machine Commander | 227 |
| Masterful Replication (2 variants) Core Set 2020 Promos | 65p |
| Masterful Replication (22 variants) Core Set 2020 | 65 |
| Mastermind Plum Ravnica: Clue Edition | 3 |
| Mastermind's Acquisition (22 variants) Rivals of Ixalan | 77 |
| Mastermind's Acquisition (2 variants) Rivals of Ixalan Promos | 77p |
| Mastermind's Acquisition Rivals of Ixalan Promos | 77s |
| Masters of Evil Marvel Super Heroes Jumpstart Front Cards | 35 |
| Masterwork of Ingenuity (6 variants) Fallout | 483 |
| Masterwork of Ingenuity (14 variants) Fallout | 234 |
| Masterwork of Ingenuity Secret Lair Drop | 863 |
| Masterwork of Ingenuity (7 variants) Commander 2014 | 57 |
| Masterwork of Ingenuity Fallout | 1011 |
| Masterwork of Ingenuity (10 variants) Forgotten Realms Commander | 209 |
| Masterwork of Ingenuity Fallout | 762 |
| Masterwork of Ingenuity (10 variants) Double Masters | 271 |
| Mastery of the Unseen Fate Reforged Promos | 19s |
| Mastery of the Unseen (11 variants) Ugin's Fate | 19 |
| Mastery of the Unseen (5 variants) Murders at Karlov Manor Commander | 74 |
| Mastery of the Unseen (22 variants) Fate Reforged | 19 |
| Masticore World Championship Decks 2000 | jk134sb |
| Masticore (15 variants) Urza's Destiny | 134 |
| Masticore World Championship Decks 1999 | mlp134sb |
| Masticore World Championship Decks 1999 | kb143b |
| Masticore World Championship Decks 2000 | jk134 |
| Masticore World Championship Decks 2000 | jf134 |
| Masticore From the Vault: Relics | 7 |
| Masticore melena de navajas Salvat 2011 | 198 |
| Masumaro, First to Live (16 variants) Saviors of Kamigawa | 136 |
| Matca Rioters (18 variants) Conflux | 84 |
| Matca Rioters (6 variants) Modern Masters 2015 | 148 |
| Match the Odds (12 variants) Avatar: The Last Airbender Eternal | 253 |
| Math is for Blockers Unknown Event | RR16 |
| Math is for Blockers (Plane) Secret Lair Showcase Planes | 7 |
| Mathas, Fiend Seeker (5 variants) Double Masters 2022 | 523 |
| Mathas, Fiend Seeker (10 variants) Double Masters 2022 | 252 |
| Mathas, Fiend Seeker (7 variants) Commander 2017 | 42 |
| Mathemagics (2 variants) Secrets of Strixhaven | 320 |
| Mathemagics (2 variants) Secrets of Strixhaven Promos | 58p |
| Mathemagics (12 variants) Secrets of Strixhaven | 58 |
| Mathemagics // Mathemagics (2 variants) Secrets of Strixhaven Art Series | 8 |
| Mathise, Surge Channeler Universes Within | 25 |
| Matoc, Lavamancer (2 variants) Mystery Booster Commander Edition | 25 |
| Matopi Golem (9 variants) Visions | 150 |
| Matoya, Archon Elder Final Fantasy Promos | 62s |
| Matoya, Archon Elder (8 variants) Final Fantasy | 439 |