Karn, the Great Creator [War of the Spark Prerelease Promos] PW What walks on four legs

What walks on four legs in the morning

[1LL] Lightning Strike (40)

Set: Fossil Type: Lightning Rarity: Holo Rare Retreat cost: 2 [LLLL] Thunderstorm (40)

you may search your library for a land card

Karn, the Great Creator [War of the Spark Prerelease Promos] PW What walks on four legsSet: 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.