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.
NM-Mint - $48.00
Lightly Played - $45.60
Moderately Played - $43.20
Heavily Played - $38.40
Damaged - $31.20
NM-Mint Non English - $48.00
Lightly Played Non English - $45.60
Moderately Played Non English - $43.20
Heavily Played Non English - $38.40
Damaged Non English - $31.20