| Scholarship Sponsor (11 variants) | 349 |
| Scavenger Grounds (10 variants) | 314 |
| Sapseep Forest (19 variants) | 313 |
| Sapling of Colfenor (19 variants) | 228 |
| Sanguine Bond (19 variants) | 153 |
| Sangromancer (19 variants) | 152 |
| Sanctum Gargoyle (10 variants) | 102 |
| Ruxa, Patient Professor (10 variants) | 66 |
| Ruxa, Patient Professor (11 variants) | 393 |
| Ruin Grinder (11 variants) | 384 |
| Ruin Grinder (10 variants) | 57 |
| Rout (10 variants) | 101 |
| Rousing Refrain (11 variants) | 383 |
| Rousing Refrain (10 variants) | 56 |
| Rogue's Passage (19 variants) | 312 |
| Rite of Replication (10 variants) | 128 |
| Rionya, Fire Dancer (10 variants) | 55 |
| Rionya, Fire Dancer (11 variants) | 382 |
| Revival Experiment (10 variants) | 74 |
| Revival Experiment (11 variants) | 401 |
| Return to Dust (10 variants) | 100 |
| Return of the Wildspeaker (10 variants) | 205 |
| Replication Technique (10 variants) | 31 |
| Replication Technique (11 variants) | 358 |
| Reliquary Tower (10 variants) | 311 |
| Reinterpret (11 variants) | 400 |
| Reinterpret (10 variants) | 73 |
| Reef Worm (10 variants) | 127 |
| Reckless Spite (19 variants) | 151 |
| Rapid Hybridization (10 variants) | 126 |
| Rampant Growth (19 variants) | 204 |
| Rampaging Baloths (10 variants) | 203 |
| Radiant Performer (10 variants) | 54 |
| Radiant Performer (11 variants) | 381 |
| Radiant Fountain (19 variants) | 310 |
| Quicksmith Genius (10 variants) | 178 |
| Pyromancer's Goggles (10 variants) | 259 |
| Pulse of Murasa (19 variants) | 202 |
| Promise of Loyalty (10 variants) | 21 |
| Promise of Loyalty (11 variants) | 348 |
| Pristine Talisman (19 variants) | 258 |
| Primal Empathy (10 variants) | 227 |
| Ponder (10 variants) | 125 |
| Plaxcaster Frogling (10 variants) | 226 |
| Pilgrim's Eye (10 variants) | 257 |
| Pia Nalaar (10 variants) | 177 |
| Phyrexia's Core (10 variants) | 309 |
| Pest Infestation (10 variants) | 65 |
| Pest Infestation (11 variants) | 392 |
| Perplexing Test (10 variants) | 30 |