| Sulfurous Springs | 345★ |
| Sulfurous Springs (17 variants) | 345 |
| Sunweb (17 variants) | 51 |
| Sunweb | 51★ |
| Sustainer of the Realm | 52★ |
| Sustainer of the Realm (17 variants) | 52 |
| Swamp (17 variants) | 347 |
| Swamp (17 variants) | 349 |
| Swamp (17 variants) | 346 |
| Swamp | 346★ |
| Swamp | 347★ |
| Swamp (17 variants) | 348 |
| Swamp | 349★ |
| Swamp | 348★ |
| Tainted Aether (17 variants) | 167 |
| Tainted Aether | 167★ |
| Teferi's Puzzle Box | 321★ |
| Teferi's Puzzle Box (17 variants) | 321 |
| Telepathic Spies (17 variants) | 101 |
| Telepathic Spies | 101★ |
| Telepathy (17 variants) | 102 |
| Telepathy | 102★ |
| Temporal Adept (17 variants) | 103 |
| Temporal Adept | 103★ |
| Thieving Magpie | 104★ |
| Thieving Magpie (17 variants) | 104 |
| Thorn Elemental | 273★ |
| Thorn Elemental (17 variants) | 273 |
| Thoughtleech (17 variants) | 274 |
| Thoughtleech | 274★ |
| Throne of Bone | 322★ |
| Throne of Bone (17 variants) | 322 |
| Tolarian Winds (17 variants) | 105 |
| Tolarian Winds | 105★ |
| Trained Armodon (17 variants) | 275 |
| Trained Armodon | 275★ |
| Trained Orgg | 224★ |
| Trained Orgg (17 variants) | 224 |
| Tranquility | 276★ |
| Tranquility (17 variants) | 276 |
| Treasure Trove (17 variants) | 106 |
| Treasure Trove | 106★ |
| Treefolk Seedlings (17 variants) | 277 |
| Treefolk Seedlings | 277★ |
| Tremor | 225★ |
| Tremor (17 variants) | 225 |
| Twiddle | 107★ |
| Twiddle (17 variants) | 107 |
| Uktabi Wildcats | 278★ |
| Uktabi Wildcats (17 variants) | 278 |