Activate 1 of these effects .
● Add 1 " Gravekeeper's " monster from your Deck to your hand .
● Immediately after this effect resolves , Normal Summon 1 "Gravekeeper's" monster.
You can only activate 1 "Necrovalley Throne" per turn .
● Add 1 " Gravekeeper's " monster from your Deck to your hand .
● Immediately after this effect resolves , Normal Summon 1 "Gravekeeper's" monster.
You can only activate 1 "Necrovalley Throne" per turn .