Necrovalley [AP04-EN003] Ultimate Rare Animal Kingdom Pirates You can only use this

You can only use this effect of "Live Twin Ki-sikil Frost" once per turn

And with the coming of this horror

While "The Sanctuary in the Sky" is on the field and your Life Points are higher than your opponent's

you can substitute this card for a Tribute(s)

add 1 "White Forest" card or 1 LIGHT Spellcaster monster from your Deck to your hand

Necrovalley [AP04-EN003] Ultimate Rare Animal Kingdom Pirates You can only use thisSet: Astral Pack 4 Card type: Field Spell Rarity: Ultimate Rare Attack: 0 Defense: 0 All "Gravekeeper's" monsters gain 500 ATK and DEF. Cards in either player's Graveyard cannot be banished. Negate any card effect that would move a card in the Graveyard, other than itself, to a different place.