Hidden Temples of Necrovalley
| Name | Hidden Temples of Necrovalley |
| Card Type | Spell Card |
| Archetype | Gravekeeper |
| Property |
Continuous 
|
| Passcode | 70000776 |
| Status (TCG) | Unlimited |
Activate only if both a "Gravekeeper's" monster and "Necrovalley" are on the field. Neither player can Special Summon monsters, except "Gravekeeper's" monsters. If either a "Gravekeeper's" monster or "Necrovalley" is not on the field, destroy this card.
Expansions
| 2020-11-12 | Maximum Gold | MAGO-EN087 |
|
| 2019-01-24 | Speed Duel Starter Decks: Destiny Masters | SS01-ENB13 |
|
| 2014-08-28 | Mega Pack 2014 | MP14-EN230 |
|
| 2014-01-24 | Legacy of the Valiant | LVAL-EN066 |
|