If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.
Near Mint - $72.50
Lightly Played - $65.30
Played - $50.80
Heavily Played - $43.50
Damaged - $36.30
Near Mint Non-English - $72.50
Lightly Played Non-English - $65.30
Played Non-English - $50.80
Heavily Played Non-English - $43.50
Damaged Non-English - $36.30