When Sinuous Benthisaur enters the battlefield, look at the top X cards of your library, where X is the number of Caves you control plus the number of Cave cards in your graveyard. Put two of those cards into your hand and the rest on the bottom of your library in a random order.
Near Mint - $100
Lightly Played - $100
Moderately Played - $100
Heavily Played - $100
Damaged - $100
Near Mint Spanish - $100
Lightly Played Spanish - $100
Moderately Played Spanish - $100
Heavily Played Spanish - $100
Damaged Spanish - $100
Foil Prices
Near Mint Foil - $100
Lightly Played Foil - $100
Moderately Played Foil - $100
Heavily Played Foil - $100
Damaged Foil - $100
Near Mint Foil Spanish - $100
Lightly Played Foil Spanish - $100
Moderately Played Foil Spanish - $100
Heavily Played Foil Spanish - $100
Damaged Foil Spanish - $100