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 converted mana cost until end of turn.
NM-Mint Foil - $96.00
Lightly Played Foil - $91.20
Moderately Played Foil - $86.40
Heavily Played Foil - $76.80
Damaged Foil - $62.40
NM-Mint Foil Non English - $96.00
Lightly Played Foil Non English - $91.20
Moderately Played Foil Non English - $86.40
Heavily Played Foil Non English - $76.80
Damaged Foil Non English - $62.40