Whenever Karn, Silver Golem blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.
Near Mint - $5.75
Lightly Played - $5.25
Moderately Played - $4.25
Heavily Played - $3.50
Damaged - $2.25
Near Mint Non-English - $5.75
Lightly Played Non-English - $5.25
Moderately Played Non-English - $4.25
Heavily Played Non-English - $3.50
Damaged Non-English - $2.25