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 - $13.00
NM-Mint Foil Non English - $13.00
Lightly Played Foil - $12.30
Lightly Played Foil Non English - $12.30
Moderately Played Foil - $11.70
Moderately Played Foil Non English - $11.70
Heavily Played Foil - $10.40
Heavily Played Foil Non English - $10.40
Damaged Foil - $8.50
Damaged Foil Non English - $8.50