Gemstone Caverns [Time Spiral Remastered]

Set: Time Spiral Remastered Type: Legendary Land — Rarity: Mythic If Gemstone Caverns is in your opening hand and you're not playing first, 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 aluck counter on it, instead add one mana of any color.