| Iconic Masters Tokens (7 items) | TIMA | 2017-11-29 |
| IDW Comics Inserts (17 items) | PIDW | 2012-01-01 |
| Ikoria: Lair of Behemoths (387 items) | IKO | 2020-04-24 |
| Ikoria: Lair of Behemoths Promos (137 items) | PIKO | 2020-04-24 |
| Ikoria: Lair of Behemoths Tokens (14 items) | TIKO | 2020-04-24 |
| Innistrad (264 items) | ISD | 2011-09-30 |
| Innistrad Promos (5 items) | PISD | 2011-09-24 |
| Innistrad Remastered (495 items) | INR | 2025-01-24 |
| Innistrad Remastered Art Series (25 items) | AINR | 2025-01-24 |
| Innistrad Remastered Tokens (27 items) | TINR | 2025-01-24 |
| Innistrad Tokens (13 items) | TISD | 2011-09-30 |
| Innistrad: Crimson Vow (412 items) | VOW | 2021-11-19 |
| Innistrad: Crimson Vow Minigames (3 items) | MVOW | 2021-11-19 |
| Innistrad: Crimson Vow Promos (121 items) | PVOW | 2021-11-19 |
| Innistrad: Crimson Vow Substitute Cards (9 items) | SVOW | 2021-11-19 |
| Innistrad: Crimson Vow Tokens (21 items) | TVOW | 2021-11-19 |
| Innistrad: Double Feature (535 items) | DBL | 2022-01-28 |
| Innistrad: Midnight Hunt (391 items) | MID | 2021-09-24 |
| Innistrad: Midnight Hunt Minigames (3 items) | MMID | 2021-09-24 |
| Innistrad: Midnight Hunt Promos (155 items) | PMID | 2021-09-24 |
| Innistrad: Midnight Hunt Substitute Cards (9 items) | SMID | 2021-09-24 |
| Innistrad: Midnight Hunt Tokens (19 items) | TMID | 2021-09-24 |
| Intl. Collectors' Edition (302 items) | CEI | 1993-12-10 |
| Introductory Two-Player Set (67 items) | ITP | 1996-12-31 |
| Invasion (354 items) | INV | 2000-10-02 |
| Invasion Promos (1 items) | PINV | 2000-10-02 |
| Ixalan (289 items) | XLN | 2017-09-29 |
| Ixalan Promos (120 items) | PXLN | 2017-09-29 |
| Ixalan Tokens (11 items) | TXLN | 2017-09-29 |
| Japan Junior Tournament (12 items) | PJJT | 2003-01-01 |
| Japan Standard Cup (4 items) | PJSC | 2025-02-09 |
| Journey into Nyx (165 items) | JOU | 2014-05-02 |
| Journey into Nyx Hero's Path (8 items) | THP3 | 2014-05-02 |
| Journey into Nyx Promos (10 items) | PJOU | 2014-04-26 |
| Journey into Nyx Tokens (6 items) | TJOU | 2014-05-02 |
| Judge Gift Cards 1998 (3 items) | JGP | 1998-01-01 |
| Judge Gift Cards 1999 (1 items) | G99 | 1999-01-01 |
| Judge Gift Cards 2000 (2 items) | G00 | 2000-01-01 |
| Judge Gift Cards 2001 (2 items) | G01 | 2001-01-01 |
| Judge Gift Cards 2002 (2 items) | G02 | 2002-01-01 |
| Judge Gift Cards 2003 (3 items) | G03 | 2003-01-01 |
| Judge Gift Cards 2004 (6 items) | G04 | 2004-01-01 |
| Judge Gift Cards 2005 (4 items) | G05 | 2005-01-01 |
| Judge Gift Cards 2006 (4 items) | G06 | 2006-01-01 |
| Judge Gift Cards 2007 (5 items) | G07 | 2007-01-01 |
| Judge Gift Cards 2008 (5 items) | G08 | 2008-01-01 |
| Judge Gift Cards 2009 (10 items) | G09 | 2009-01-01 |
| Judge Gift Cards 2010 (8 items) | G10 | 2010-01-01 |
| Judge Gift Cards 2011 (8 items) | G11 | 2011-01-01 |
| Judge Gift Cards 2012 (9 items) | J12 | 2012-01-01 |