宝（ほう）石（せき）の洞（どう）窟（くつ）

0061

If this card is in your opening hand and you're not the starting player, you may begin the game with it 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.