At the beginning of each opponent's upkeep, that player reveals the top card of their library. If it's a creature card, the player puts the card into their graveyard and Shapeshifter's Marrow becomes a copy of that card. (If it does, it loses this ability.)
Near Mint - $400
Lightly Played - $400
Moderately Played - $300
Heavily Played - $300
Damaged - $200
Near Mint Spanish - $400
Lightly Played Spanish - $400
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $200
Foil Prices
Near Mint Foil - $2.200
Lightly Played Foil - $1.900
Moderately Played Foil - $1.600
Heavily Played Foil - $1.400
Damaged Foil - $1.200
Near Mint Foil Spanish - $2.200
Lightly Played Foil Spanish - $1.900
Moderately Played Foil Spanish - $1.600
Heavily Played Foil Spanish - $1.400
Damaged Foil Spanish - $1.200