Shadow-Imprisoning Mirror (Purple) [DL14-EN020] Rare Ritula/Effect Monster you may tap or untap

you may tap or untap target permanent

Check all Spell and Trap Cards on your opponent's side of the field

Set: Collectors’ Edition Type: Creature — Spirit Rarity: Rare Cost: {B}{B} Haste

Set: Unlimited Edition Type: Sorcery Rarity: Rare Cost: {2}{U} Each player shuffles their hand and graveyard into their library

or Special Summoned during the turn a Thunder monster's effect was activated in the hand

Shadow-Imprisoning Mirror (Purple) [DL14-EN020] Rare Ritula/Effect Monster you may tap or untapSet: Duelist League Promo Card type: Trap Card Rarity: Rare Negate all DARK monster effects activated on the field or in the Graveyard.