As Frostboil Snarl enters the battlefield, you may reveal an Island or Mountain card from your hand. If you don't, Frostboil Snarl enters the battlefield tapped. {T}: Add {U} or {R}.
Near Mint - $200
Lightly Played - $100
Moderately Played - $100
Heavily Played - $100
Damaged - $100
Near Mint Spanish - $200
Lightly Played Spanish - $100
Moderately Played Spanish - $100
Heavily Played Spanish - $100
Damaged Spanish - $100