Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles their library.
Near Mint - $0.50
Lightly Played - $0.40
Moderately Played - $0.40
Heavily Played - $0.30
Damaged - $0.30
Near Mint Spanish - $0.50
Lightly Played Spanish - $0.40
Moderately Played Spanish - $0.40
Heavily Played Spanish - $0.30
Damaged Spanish - $0.30
Foil Prices
Near Mint Foil - $4.20
Lightly Played Foil - $3.40
Moderately Played Foil - $3.00
Heavily Played Foil - $2.50
Damaged Foil - $2.10
Near Mint Foil Spanish - $4.20
Lightly Played Foil Spanish - $3.40
Moderately Played Foil Spanish - $3.00
Heavily Played Foil Spanish - $2.50
Damaged Foil Spanish - $2.10