| Sharpfang Oddfoot | 61 | 57,771 | 1,482 | |
| Sharpclaw Lynxus | 10 | 711 | 87 | |
| Sharkrib Hobwekin | 21 | 2,633 | 182 | — |
| Shaodu Cub | 20 | 2,014 | 178 | |
| Shanlang Killer | 29 | 4,333 | 252 | — |
| Shanlang Cutlass | 26 | 3,557 | 227 | |
| Shallows Softshell | 38 | 5,366 | 385 | — |
| Shallowhirl Tortoise | 5 | 196 | 49 | |
| Shake Shake | 150 | 5,996 | 1 | |
| Shadowskull Lich | 150 | 602,188 | 1,750 | — |
| Shadowskull Lich | 150 | 301,094 | 1,750 | — |
| Shadowskull Lich | 150 | 301,094 | 1,750 | — |
| Shadowskull Lich | 150 | 301,094 | 1,750 | — |
| Shadow Samurai | 55 | 22,000 | 8 | — |
| Shadow Ranger | 10 | 582 | 91 | — |
| Shadow of Earth | 93 | 201,295 | 1,634 | — |
| Shadowmetal Ghoul | 100 | 200,000 | — | — |
| Shadow Harvester | 10 | 711 | 89 | — |
| Shadow Doll | 150 | 23,977,103 | 878 | — |
| Shaderider Plume | 113 | 296,270 | 3,661 | |
| Shade Plume | 110 | 70,981 | 1,274 | |
| Shade Eido | 40 | 37,460 | 1,405 | |
| Serpentrex | 71 | 953,427 | 1,503 | |
| Sentry Flame | 150 | 15,000 | 1 | — |
| Sentry Adalblader | 150 | 500,000 | — | — |
| Senile Weezbloom | 45 | 9,256 | 393 | |
| Senile Iblis | 42 | 8,072 | 367 | |
| Seduced Elf | 15 | 5,875 | 150 | |
| Secondo Fire | 100 | 900,000 | — | — |
| Seaweed Thief | 72 | 25,370 | 630 | |
| Seaview Chisler | 38 | 5,488 | 337 | |
| Seaspray Bladewolf | 78 | 30,331 | 684 | |
| Sea Patrol·Dragonroar | 105 | 6,231,120 | 1,062 | — |
| Sealstone: Sorrowful Birth | 150 | 500 | 1 | — |
| Sealstone: Pale Entity | 150 | 500 | 1 | — |
| Sealstone: Firefly Lure | 150 | 500 | 1 | — |
| Sealstone: Corrosion of Ages | 150 | 500 | 1 | — |
| Seabound Spectre | 15 | 1,306 | 131 | — |
| Scout Pterosaur | 35 | 4,849 | 378 | |
| Scout Lynxus | 12 | 955 | 103 | |
| Scourge Scorpid | 85 | 36,018 | 743 | |
| Scorpiotail Voodooist | 11 | 701 | 99 | — |
| Scorpiotail Tidemaiden | 9 | 475 | 82 | — |
| Scorpion Pup | 2 | 71 | 15 | |
| Scorpid Vemon Master | 60 | 68,263 | 1,450 | |
| Scissor Walker | 2 | 71 | 19 | — |
| Scissortail Scorpion | 150 | 26,374 | 1 | |
| Scheming Cavalry | 89 | 186,646 | 2,430 | |
| Scarlet Watcher | 150 | 9,999,999 | — | — |
| Scarlet Viper | 48 | 10,234 | 420 | — |