- Shining Friendship
- Shining Silver Force
- Shock Reborn
- Shocktopus
- Shockwave
- Shooting Quasar Dragon
- Shooting Star
- Shooting Star Bow - Ceal
- Shooting Star Dragon
- Short Circuit
- Shrink
- Silent Magician LV0
- Silent Swordsman LV0
- Silent Swordsman LV3
- Silent Swordsman LV4
- Silent Swordsman LV5
- Silent Swordsman LV6
- Silent Swordsman LV7
- Silver Dollar
- Silver Fang
- Silver Key
- Silver Wing
- Simorgh, Bird of Divinity
- Sinister Serpent