Gemstone Caverns [Time Spiral] Homelands When Toothy leaves the battlefield

When Toothy leaves the battlefield

Set: Limited Edition Alpha Type: Instant Rarity: Common Cost: {1}{R} Destroy target artifact

so he gleefully prepared a suitable welcome

Set: Amonkhet Invocations Type: Enchantment Rarity: Mythic Cost: {7}{U}{U}{U} You may cast spells from your hand without paying their mana costs

Set: Battle for Zendikar Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {10} When you cast this spell

Gemstone Caverns [Time Spiral] Homelands When Toothy leaves the battlefieldSet: Time Spiral Type: Legendary Land Rarity: Rare 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 a luck counter on it, instead add one mana of any color.