| Rock Basilisk (7 variants) | 279 |
| Rocky Tar Pit (7 variants) | 329 |
| Roots of Life (7 variants) | 237 |
| Sabertooth Cobra (7 variants) | 238 |
| Sacred Mesa (7 variants) | 37 |
| Sand Golem (7 variants) | 318 |
| Sandbar Crocodile (7 variants) | 88 |
| Sandstorm (7 variants) | 239 |
| Sapphire Charm (7 variants) | 89 |
| Savage Twister | 280† |
| Savage Twister (7 variants) | 280 |
| Sawback Manticore (7 variants) | 281 |
| Sea Scryer (7 variants) | 90 |
| Sealed Fate (7 variants) | 282 |
| Searing Spear Askari (7 variants) | 191 |
| Seedling Charm (7 variants) | 240 |
| Seeds of Innocence (7 variants) | 241 |
| Serene Heart (7 variants) | 242 |
| Sewer Rats (7 variants) | 139 |
| Shadow Guildmage (7 variants) | 140 |
| Shadowbane (7 variants) | 38 |
| Shallow Grave (7 variants) | 141 |
| Shaper Guildmage (7 variants) | 91 |
| Shauku, Endbringer (7 variants) | 142 |
| Shauku's Minion (7 variants) | 283 |
| Shimmer (7 variants) | 92 |
| Sidar Jabari (7 variants) | 39 |
| Sirocco (7 variants) | 192 |
| Skulking Ghost (7 variants) | 143 |
| Sky Diamond (7 variants) | 319 |
| Soar (7 variants) | 93 |
| Soul Echo (7 variants) | 40 |
| Soul Rend (7 variants) | 144 |
| Soulshriek (7 variants) | 145 |
| Spatial Binding (7 variants) | 284 |
| Spectral Guardian (7 variants) | 41 |
| Spirit of the Night (7 variants) | 146 |
| Spitting Earth (7 variants) | 193 |
| Stalking Tiger (7 variants) | 243 |
| Stone Rain (7 variants) | 194 |
| Stupor (7 variants) | 147 |
| Subterranean Spirit (7 variants) | 195 |
| Sunweb (7 variants) | 42 |
| Superior Numbers (7 variants) | 244 |
| Suq'Ata Firewalker (7 variants) | 94 |
| Swamp (7 variants) | 341 |
| Swamp (7 variants) | 340 |
| Swamp (7 variants) | 342 |
| Swamp (7 variants) | 339 |
| Tainted Specter (7 variants) | 148 |