| RNA Guild Kit (133 items) | GK2 | 2019-02-15 |
| RNA Guild Kit Tokens (9 items) | TGK2 | 2019-02-15 |
| RNA Ravnica Weekend (10 items) | PRW2 | 2019-02-16 |
| Salvat 2005 (720 items) | PSAL | 2005-08-22 |
| Salvat 2011 (224 items) | PS11 | 2011-01-01 |
| San Diego Comic-Con 2013 (5 items) | PSDC | 2013-07-18 |
| San Diego Comic-Con 2014 (6 items) | PS14 | 2014-07-08 |
| San Diego Comic-Con 2015 (5 items) | PS15 | 2015-07-09 |
| San Diego Comic-Con 2016 (5 items) | PS16 | 2016-10-01 |
| San Diego Comic-Con 2017 (6 items) | PS17 | 2017-07-20 |
| San Diego Comic-Con 2018 (5 items) | PS18 | 2018-07-19 |
| San Diego Comic-Con 2019 (5 items) | PS19 | 2019-07-18 |
| Saviors of Kamigawa (165 items) | SOK | 2005-06-03 |
| Saviors of Kamigawa Promos (2 items) | PSOK | 2005-06-03 |
| Scars of Mirrodin (249 items) | SOM | 2010-10-01 |
| Scars of Mirrodin Promos (4 items) | PSOM | 2010-09-30 |
| Scars of Mirrodin Tokens (10 items) | TSOM | 2010-10-01 |
| Scourge (143 items) | SCG | 2003-05-26 |
| Scourge Promos (1 items) | PSCG | 2003-05-26 |
| Secret Lair Countdown (84 items) | SLC | 2022-11-01 |
| Secret Lair Drop (2678 items) | SLD | 2019-12-02 |
| Secret Lair Promo (54 items) | SLP | 2023-02-17 |
| Secret Lair Showcase Planes (10 items) | PSSC | 2025-02-21 |
| Secret Lair: Ultimate Edition (16 items) | SLU | 2020-05-29 |
| Secrets of Strixhaven (368 items) | SOS | 2026-04-24 |
| Secrets of Strixhaven Art Series (54 items) | ASOS | 2026-04-24 |
| Secrets of Strixhaven Commander (426 items) | SOC | 2026-04-24 |
| Secrets of Strixhaven Commander Tokens (30 items) | TSOC | 2026-04-24 |
| Secrets of Strixhaven Mystical Archive (195 items) | SOA | 2026-04-24 |
| Secrets of Strixhaven Promos (80 items) | PSOS | 2026-04-24 |
| Secrets of Strixhaven Tokens (14 items) | TSOS | 2026-04-24 |
| Seventh Edition (708 items) | 7ED | 2001-04-11 |
| Shadowmoor (302 items) | SHM | 2008-05-02 |
| Shadowmoor Promos (2 items) | PSHM | 2008-05-02 |
| Shadowmoor Tokens (12 items) | TSHM | 2008-05-02 |
| Shadows over Innistrad (302 items) | SOI | 2016-04-08 |
| Shadows over Innistrad Promos (90 items) | PSOI | 2016-04-08 |
| Shadows over Innistrad Tokens (20 items) | TSOI | 2016-04-08 |
| Shards of Alara (250 items) | ALA | 2008-10-03 |
| Shards of Alara Promos (2 items) | PALA | 2008-10-03 |
| Shards of Alara Tokens (10 items) | TALA | 2008-10-03 |
| Signature Spellbook: Chandra (8 items) | SS3 | 2020-06-26 |
| Signature Spellbook: Gideon (8 items) | SS2 | 2019-06-28 |
| Signature Spellbook: Jace (8 items) | SS1 | 2018-06-15 |
| Special Guests (164 items) | SPG | 2023-11-17 |
| Spotlight Series (13 items) | PSPL | 2025-01-03 |
| Star Trek (135 items) | TRK | 2026-11-13 |
| Star Trek Commander (41 items) | TRC | 2026-11-13 |
| Star Trek Tokens (1 items) | TTRK | 2026-11-13 |
| Stardates (1 items) | SDS | 2026-11-13 |