Karn, the Great Creator [War of the Spark Prerelease Promos] Judge Gift Cards 2009 as long as this card

as long as this card remains on the field

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's draw step

target opponent discards a card

Set: Saviors of Kamigawa Type: Legendary Creature — Moonfolk Monk Rarity: Rare Cost: {1}{U} Flying

Karn, the Great Creator [War of the Spark Prerelease Promos] Judge Gift Cards 2009 as long as this 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.