| Sanitarium Skeleton (22 variants) | 112 |
| Savage Gorger (11 variants) | 291 |
| Savannah Sage (11 variants) | 284 |
| Scampering Scorcher (22 variants) | 158 |
| Scheming Symmetry (22 variants) | 113 |
| Scholar of the Ages (22 variants) | 74 |
| Scorch Spitter (22 variants) | 159 |
| Scoured Barrens (22 variants) | 251 |
| Scuttlemutt (22 variants) | 238 |
| Season of Growth (22 variants) | 191 |
| Sedge Scorpion (22 variants) | 192 |
| Sephara, Sky's Blade (22 variants) | 36 |
| Serra's Guardian (11 variants) | 310 |
| Shared Summons (22 variants) | 193 |
| Shifting Ceratops (22 variants) | 194 |
| Shivan Dragon (11 variants) | 335 |
| Shock (22 variants) | 160 |
| Show of Valor (11 variants) | 311 |
| Siege Mastodon (11 variants) | 312 |
| Silverback Shaman (22 variants) | 195 |
| Skeleton Archer (11 variants) | 324 |
| Skyknight Vanguard (22 variants) | 218 |
| Sleep Paralysis (22 variants) | 75 |
| Snapping Drake (11 variants) | 318 |
| Sorcerer of the Fang (22 variants) | 114 |
| Sorin, Imperious Bloodlord (22 variants) | 115 |
| Sorin, Vampire Lord (11 variants) | 290 |
| Sorin's Guide (11 variants) | 292 |
| Sorin's Thirst (11 variants) | 325 |
| Soul Salvage (22 variants) | 116 |
| Soulmender (22 variants) | 37 |
| Spectral Sailor (22 variants) | 76 |
| Squad Captain (22 variants) | 38 |
| Starfield Mystic (22 variants) | 39 |
| Steadfast Sentry (22 variants) | 40 |
| Steel Overseer (22 variants) | 239 |
| Stone Golem (22 variants) | 240 |
| Swamp (22 variants) | 272 |
| Swamp (22 variants) | 271 |
| Swamp (22 variants) | 269 |
| Swamp (22 variants) | 270 |
| Swiftwater Cliffs (22 variants) | 252 |
| Take Vengeance (11 variants) | 313 |
| Tale's End (22 variants) | 77 |
| Tectonic Rift (22 variants) | 161 |
| Temple of Epiphany (22 variants) | 253 |
| Temple of Malady (22 variants) | 254 |
| Temple of Mystery (22 variants) | 255 |
| Temple of Silence (22 variants) | 256 |
| Temple of Triumph (22 variants) | 257 |