Curse of the Shadow Prison - SDSH-EN023 - Common - 1st Edition Tweet NM, 13 in stock $0.11 Details Set: Structure Deck: Shaddoll Showdown Card Number: SDSH-EN023 Rarity: Common Card Type: Field Spell Name: Curse of the Shadow Prison Edition: 1st Card Text: Each time a "Shaddoll" monster(s) is sent to the GY by a card effect place 1 Spellstone Counter on this card for each sent monster. All monsters your opponent controls lose 100 ATK for each Spellstone Counter on this card during your opponent's turn only. Each time you Fusion Summon a "Shaddoll" Fusion Monster you can remove 3 Spellstone Counters from this card to use 1 appropriate face-up monster your opponent controls as 1 of the Fusion Materials.