Hidden Arsenal
- Game: Yu-Gi-Oh!
- Series: 2009
- Cards: 30
- Released: 2009-11-05
Cards
- Blizzed, Defender of the Ice Barrier (HA01-EN001)
- Blizzard Warrior (HA01-EN002)
- Cryomancer of the Ice Barrier (HA01-EN003)
- Mist Valley Thunderbird (HA01-EN004)
- Mist Valley Shaman (HA01-EN005)
- Mist Valley Soldier (HA01-EN006)
- Flamvell Dragnov (HA01-EN007)
- Flamvell Magician (HA01-EN008)
- Flamvell Guard (HA01-EN009)
- X-Saber Axel (HA01-EN010)
- X-Saber Airbellum (HA01-EN011)
- X-Saber Uruz (HA01-EN012)
- Commander Gottoms, Swordmaster (HA01-EN013)
- Ally of Justice Clausolas (HA01-EN014)
- Ally of Justice Garadholg (HA01-EN015)
- Ally of Justice Rudra (HA01-EN016)
- Worm Apocalypse (HA01-EN017)
- Worm Barses (HA01-EN018)
- Worm Cartaros (HA01-EN019)
- Worm Dimikles (HA01-EN020)
- Worm Erokin (HA01-EN021)
- Brionac, Dragon of the Ice Barrier (HA01-EN022)
- Mist Wurm (HA01-EN023)
- Flamvell Uruquizas (HA01-EN024)
- X-Saber Urbellum (HA01-EN025)
- Ally of Justice Catastor (HA01-EN026)
- Wrath of Neos (HA01-EN027)
- Detonate (HA01-EN028)
- Berserker Crush (HA01-EN029)
- Evolution Burst (HA01-EN030)