Karn, the Great Creator (Japanese Alternate Art) [War of the Spark Promos] Planechase Anthology Planes you may have Kederekt Parasite

you may have Kederekt Parasite deal 1 damage to that player

Set: Limited Edition Alpha Type: Artifact Rarity: Rare Cost: {4} {1}: The next time a source of your choice would deal damage to target creature this turn

If that spell is countered this way

Set: Arabian Nights Type: Land Rarity: Uncommon {T}: Add {C}

Set: Unlimited Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a red spell

Karn, the Great Creator (Japanese Alternate Art) [War of the Spark Promos] Planechase Anthology Planes you may have Kederekt ParasiteSet: War of the Spark 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 mana value. 2: You may reveal an artifact card you own from outside the game or choose a face up artifact card you own in exile. Put that card into your hand.