When a Spell Card, Trap Card, or monster effect is activated, while both a "Gravekeeper's" monster and "Necrovalley" are on the field: Negate the activation, and if you do, destroy it. You can only activate 1 "Imperial Tombs of Necrovalley" per turn.
| Printing | Rarity | 1st Edition | Unlimited | Actions |
|---|---|---|---|---|
MP14-EN2352014 Mega-Tin Mega Pack | ScR | 1st | Unl. | |
LVAL-EN076Legacy of the Valiant | ScR | 1st | Unl. | |
MAGO-EN089Maximum Gold | R | 1st | Unl. | |
OP09-EN024OTS Tournament Pack 9 | C | 1st | Unl. | |
OP09-PT024OTS Tournament Pack 9 (POR) | C | 1st | Unl. |