| Midnight Hunt Art Series (81 items) | AMID | 2021-09-24 |
| Midnight Hunt Commander (187 items) | MIC | 2021-09-24 |
| Midnight Hunt Commander Display Commanders (2 items) | OMIC | 2021-09-24 |
| Midnight Hunt Commander Tokens (11 items) | TMIC | 2021-09-24 |
| Mirage (353 items) | MIR | 1996-10-08 |
| Mirrodin (306 items) | MRD | 2003-10-02 |
| Mirrodin Besieged (155 items) | MBS | 2011-02-04 |
| Mirrodin Besieged Promos (4 items) | PMBS | 2011-02-03 |
| Mirrodin Besieged Tokens (6 items) | TMBS | 2011-02-04 |
| Mirrodin Promos (1 items) | PMRD | 2004-06-04 |
| MKM Japanese Promo Tokens (4 items) | WMKM | 2024-02-09 |
| MKM Standard Showdown (5 items) | PSS4 | 2024-02-10 |
| Modern Event Deck 2014 (26 items) | MD1 | 2014-05-30 |
| Modern Event Deck 2014 Tokens (4 items) | TMD1 | 2014-05-30 |
| Modern Horizons (255 items) | MH1 | 2019-06-14 |
| Modern Horizons 1 Timeshifts (40 items) | H1R | 2021-06-18 |
| Modern Horizons 2 (492 items) | MH2 | 2021-06-18 |
| Modern Horizons 2 Art Series (162 items) | AMH2 | 2021-06-18 |
| Modern Horizons 2 Minigames (5 items) | MMH2 | 2021-06-18 |
| Modern Horizons 2 Promos (86 items) | PMH2 | 2021-06-18 |
| Modern Horizons 2 Timeshifts (16 items) | H2R | 2024-06-14 |
| Modern Horizons 2 Tokens (21 items) | TMH2 | 2021-06-18 |
| Modern Horizons 3 (524 items) | MH3 | 2024-06-14 |
| Modern Horizons 3 Art Series (54 items) | AMH3 | 2024-06-14 |
| Modern Horizons 3 Commander (398 items) | M3C | 2024-06-14 |
| Modern Horizons 3 Commander Tokens (28 items) | TM3C | 2024-06-14 |
| Modern Horizons 3 Promos (92 items) | PMH3 | 2024-06-14 |
| Modern Horizons 3 Substitute Cards (1 items) | SMH3 | 2024-06-14 |
| Modern Horizons 3 Tokens (43 items) | TMH3 | 2024-06-14 |
| Modern Horizons Art Series (54 items) | AMH1 | 2019-06-14 |
| Modern Horizons Promos (2 items) | PMH1 | 2019-06-14 |
| Modern Horizons Tokens (21 items) | TMH1 | 2019-05-30 |
| Modern Masters (229 items) | MMA | 2013-06-07 |
| Modern Masters 2015 (249 items) | MM2 | 2015-05-22 |
| Modern Masters 2015 Tokens (16 items) | TMM2 | 2015-05-22 |
| Modern Masters 2017 (249 items) | MM3 | 2017-03-17 |
| Modern Masters 2017 Tokens (21 items) | TMM3 | 2017-03-17 |
| Modern Masters Tokens (16 items) | TMMA | 2013-06-07 |
| MOM Japanese Promo Tokens (12 items) | WMOM | 2023-04-21 |
| Morningtide (150 items) | MOR | 2008-02-01 |
| Morningtide Promos (2 items) | PMOR | 2008-02-01 |
| Morningtide Tokens (3 items) | TMOR | 2008-02-01 |
| Multiverse Gift Box (10 items) | MGB | 1996-11-01 |
| Multiverse Legends (260 items) | MUL | 2023-04-21 |
| Multiverse Legends Tokens (2 items) | TMUL | 2023-04-21 |
| Murders at Karlov Manor (451 items) | MKM | 2024-02-09 |
| Murders at Karlov Manor Art Series (49 items) | AMKM | 2024-02-09 |
| Murders at Karlov Manor Commander (358 items) | MKC | 2024-02-09 |
| Murders at Karlov Manor Commander Tokens (31 items) | TMKC | 2024-02-09 |
| Murders at Karlov Manor Promos (180 items) | PMKM | 2024-02-09 |