- Stygian Street Patrol
- Summon Tax
- Sunlight Unicorn
- Superficial Peace
- Svartalf of the Nordic Alfar
- Swift Scarecrow
- Sword Master
- Swordsman of Landstar
- Synchro Blast
- Synchro Gift
- Synchro Magnet
- Synchro Material
- Synchro Out
- Synchro Soldier
- Synchro Sonic
- Synchro Spirits
- Synchro Striker Unit
- Synchron Explorer
- Tanngnjostr of the Nordic Beasts
- Tanngrisnir of the Nordic Beasts
- The Dark Door
- The Golden Apples
- Thor, Lord of the Aesir
- Thousand Crisscross