Gemstone Caverns [Time Spiral] Horror The rifts reach into infinite

The rifts reach into infinite time streams

If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage

or it will not come

"May the River claim Cho-Manno's body

you may say "Gotcha

Gemstone Caverns [Time Spiral] Horror The rifts reach into infiniteSet: Time Spiral Type: Legendary Land Rarity: Rare 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.