You and target player exchange control of the creature you each control with the highest converted mana cost. Then exchange control of artifacts the same way. If two or more permanents a player controls are tied for highest cost, their controller chooses one of them.
Near Mint - $9.100
Lightly Played - $7.300
Moderately Played - $6.400
Heavily Played - $5.500
Damaged - $4.600
Near Mint Spanish - $9.100
Lightly Played Spanish - $7.300
Moderately Played Spanish - $6.400
Heavily Played Spanish - $5.500
Damaged Spanish - $4.600