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 - $2
Lightly Played - $1
Moderately Played - $1
Heavily Played - $1
Damaged - $1
Near Mint Spanish - $2
Lightly Played Spanish - $1
Moderately Played Spanish - $1
Heavily Played Spanish - $1
Damaged Spanish - $1