As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle your library.
Zendikar's elves have developed innovative methods to mitigate the effects of the Roil.
Near Mint - $1.50
Lightly Played - $1.50
Moderately Played - $1.25
Heavily Played - $1.00
Damaged - $0.75
Near Mint Non-English - $1.50
Lightly Played Non-English - $1.50
Moderately Played Non-English - $1.25
Heavily Played Non-English - $1.00
Damaged Non-English - $0.75