Karn, the Great Creator [War of the Spark Prerelease Promos] Judge Gift Cards 2009 target opponent discards a card

target opponent discards a card

Primal Tide

It's now apparant that he intends to use the device to hamper the 'mages' among the ranks of the renegades

This card is not destroyed as a result of battle or by the effects of Spell or Trap Cards

Karn, the Great Creator [War of the Spark Prerelease Promos] Judge Gift Cards 2009 target opponent discards a cardSet: War of the Spark Prerelease Promos Type: Legendary Planeswalker Karn Rarity: Rare Cost: {4} Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost. 2: You may choose an artifact card you own from outside the game or in exile, reveal that card, and put it into your hand.