If this card 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.
![Gemstone Caverns (0016) (Borderless) [Edge of Eternities: Stellar Sights]](http://tothetablebgc.myshopify.com/cdn/shop/files/641799.jpg?v=1776664894&width=1445)
