Hidden Temples of NecrovalleyActivate only if both "Necrovalley" and a "Gravekeeper's" monster are on the field. Neither player can Special Summon monsters, except "Gravekeeper's" monsters. Destroy this card unless both "Necrovalley" and a "Gravekeeper's" monster are on the field.
Imperial Tombs of NecrovalleyWhen a Spell/Trap Card or monster effect is activated, if both "Necrovalley" and a "Gravekeeper's" monster are on the field: Negate the activation, and if you do, destroy that card. You can only activate 1 "Necrovalley Tomb" per turn.
Gravekeeper's ShamanThis card gains 200 DEF for each "Gravekeeper's" monster in your Graveyard. Negate all monster effects activated in the Graveyard, except "Gravekeeper's" monster effects. While "Necrovalley" is on the field, your opponent cannot activate Field Spell Cards, also Field Spell Cards on the field cannot be destroyed by your opponent's card effects.
Gravekeeper's AmbusherWhen this card is flipped face-up: You can target 1 card in your opponent's Graveyard; return that target to the bottom of the Deck. If this card is sent to the Graveyard after being flipped face-up: You can target 1 "Necrovalley" card in your Graveyard; add that target to your hand. This card's effects cannot be negated by "Necrovalley".
Gravekeeper's DiscipleWhen this card is destroyed by battle with your opponent's attacking monster and sent to the Graveyard: You can Special Summon 1 "Gravekeeper's" monster from your Deck in face-down Defense Position, except "Gravekeeper's Disciple".
