Structure Deck: Gates of the Underworld
- Game: Yu-Gi-Oh!
- Series: 2011
- Cards: 39
- Released: 2011-10-13
Cards
- Grapha, Dragon Lord of Dark World (SDGU-EN001)
- Snoww, Unlight of Dark World (SDGU-EN002)
- Ceruli, Guru of Dark World (SDGU-EN003)
- Zure, Knight of Dark World (SDGU-EN004)
- Renge, Gatekeeper of Dark World (SDGU-EN005)
- Scarr, Scout of Dark World (SDGU-EN006)
- Kahkki, Guerilla of Dark World (SDGU-EN007)
- Gren, Tactician of Dark World (SDGU-EN008)
- Broww, Huntsman of Dark World (SDGU-EN009)
- Beiige, Vanguard of Dark World (SDGU-EN010)
- Brron, Mad King of Dark World (SDGU-EN011)
- Sillva, Warlord of Dark World (SDGU-EN012)
- Goldd, Wu-Lord of Dark World (SDGU-EN013)
- Reign-Beaux, Overlord of Dark World (SDGU-EN014)
- Belial - Marquis of Darkness (SDGU-EN015)
- Tragoedia (SDGU-EN016)
- Sangan (SDGU-EN017)
- Newdoria (SDGU-EN018)
- Goblin King (SDGU-EN019)
- Grave Squirmer (SDGU-EN020)
- Card Guard (SDGU-EN021)
- Battle Fader (SDGU-EN022)
- The Gates of Dark World (SDGU-EN023)
- Dark World Lightning (SDGU-EN024)
- Gateway to Dark World (SDGU-EN025)
- Dark World Dealings (SDGU-EN026)
- Allure of Darkness (SDGU-EN027)
- Card Destruction (SDGU-EN028)
- Terraforming (SDGU-EN029)
- Dark Eruption (SDGU-EN030)
- Dark Scheme (SDGU-EN031)
- The Forces of Darkness (SDGU-EN032)
- Deck Devastation Virus (SDGU-EN033)
- Eradicator Epidemic Virus (SDGU-EN034)
- Mind Crush (SDGU-EN035)
- Dark Deal (SDGU-EN036)
- The Transmigration Prophecy (SDGU-EN037)
- Escape from the Dark Dimension (SDGU-EN038)
- Dark Bribe (SDGU-EN039)