Effect
If you have no card in your Field Zone and all face-up monsters you control are Zombie monsters (min. 1): Activate 1 "Vampire Kingdom" directly from your Deck, then, you can Special Summon 1 DARK "Vampire" monster from your GY in Defense Position. You can only activate 1 "Vampire Takeover" per turn.
This effect does not target.
This effect cannot be activated during the Damage Step.
The effect "choose 1 'Vampire Kingdom' from your Deck and activate it" and the effect "then, you can choose 1 DARK 'Vampire' monster in your Graveyard and Special Summon it in face-up Defense Position" are not treated as occurring simultaneously.
You must perform the effect "choose 1 'Vampire Kingdom' from your Deck and activate it," but you can choose not to perform the effect "then, you can choose 1 DARK 'Vampire' monster in your Graveyard and Special Summon it in face-up Defense Position."
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