Ghostly Prison (Neon Ink Yellow) [Secret Lair Drop Series] Treasure if that spell's mana cost

if that spell's mana cost or that ability's activation cost contains {X}

Set: Ninth Edition Type: Creature — Spirit Rarity: Rare Cost: {3}{G}{G} Untap all permanents you control during each other player's untap step

Set: EX: Crystal Guardians Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

Set: Jumpstart Type: Enchantment — Aura Rarity: Rare Cost: {3}{W}{W}{W} Enchant creature

When you do

Ghostly Prison (Neon Ink Yellow) [Secret Lair Drop Series] Treasure if that spell's mana costSet: Secret Lair Drop Series Type: Enchantment Rarity: Rare Cost: {2}{W} Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.