Karn, the Great Creator (Retro) [Secret Lair Drop Series] FAB105 then draw two cards

then draw two cards

put a +1/+1 counter on that creature

spells you cast from your hand with mana value X or less have cascade

or vigilance counter on it

you may attack an additional time with that weapon this turn

Karn, the Great Creator (Retro) [Secret Lair Drop Series] FAB105 then draw two cardsSet: Secret Lair Drop Series 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.