Structure Deck: Realm of the Sea Emperor
- Game: Yu-Gi-Oh!
- Series: 2012
- Cards: 39
- Released: 2012-10-11
Cards
- Poseidra, the Atlantean Dragon (SDRE-EN001)
- Atlantean Dragoons (SDRE-EN002)
- Atlantean Marksman (SDRE-EN003)
- Atlantean Heavy Infantry (SDRE-EN004)
- Atlantean Pikeman (SDRE-EN005)
- Atlantean Attack Squad (SDRE-EN006)
- Lost Blue Breaker (SDRE-EN007)
- Armed Sea Hunter (SDRE-EN008)
- Spined Gillman (SDRE-EN009)
- Deep Sea Diva (SDRE-EN010)
- Mermaid Archer (SDRE-EN011)
- Codarus (SDRE-EN012)
- Warrior of Atlantis (SDRE-EN013)
- Abyss Soldier (SDRE-EN014)
- Skreech (SDRE-EN015)
- Snowman Eater (SDRE-EN016)
- Nightmare Penguin (SDRE-EN017)
- Penguin Soldier (SDRE-EN018)
- Deep Diver (SDRE-EN019)
- Reese the Ice Mistress (SDRE-EN020)
- Mother Grizzly (SDRE-EN021)
- Friller Rabca (SDRE-EN022)
- Call of the Atlanteans (SDRE-EN023)
- A Legendary Ocean (SDRE-EN024)
- Terraforming (SDRE-EN025)
- Water Hazard (SDRE-EN026)
- Aqua Jet (SDRE-EN027)
- Surface (SDRE-EN028)
- Moray of Greed (SDRE-EN029)
- Salvage (SDRE-EN030)
- Dark Hole (SDRE-EN031)
- Big Wave Small Wave (SDRE-EN032)
- Aegis of the Ocean Dragon Lord (SDRE-EN033)
- Forgotten Temple of the Deep (SDRE-EN034)
- Tornado Wall (SDRE-EN035)
- Torrential Tribute (SDRE-EN036)
- Spiritual Water Art - Aoi (SDRE-EN037)
- Gravity Bind (SDRE-EN038)
- Poseidon Wave (SDRE-EN039)