Enchant artifact
As long as enchanted artifact isn't a creature, it's an artifact creature with power and toughness each equal to its converted mana cost.
Near Mint - $3.70
Near Mint Non-English - $3.70
Lightly Played - $3.40
Lightly Played Non-English - $3.40
Played - $2.60
Played Non-English - $2.60
Heavily Played - $2.30
Heavily Played Non-English - $2.30
Damaged - $1.90
Damaged Non-English - $1.90