Karn, the Great Creator (Japanese Alt Art) Aetherdrift it puts twice that many

it puts twice that many of those counters on that permanent instead

Streetwise Operative** Living metal (During your turn

you may exile an instant card with mana value 2 or less from your hand

It’s an artifact with “{2}

Each other creature you control enters with a number of additional +1/+1 counters on it equal to Arwen's toughness

Karn, the Great Creator (Japanese Alt Art) Aetherdrift it puts twice that manyActivated 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.