Thran Spider [The Brothers' War: Prerelease Promos] Kinshala Elves you control have "{T}:

Elves you control have "{T}: Add {G}{G}

*Elegies 1

Set: Hour of Devastation Type: Sorcery Rarity: Mythic Cost: {X}{G}{G} Search your library for up to X creature cards with different names that each have converted mana cost X

When the alarm crystals flash

Thran Spider [The Brothers' War: Prerelease Promos] Kinshala Elves you control have "{T}:Set: The Brothers' War: Prerelease Promos Type: Artifact Creature Spider Rarity: Rare Cost: {3} Reach When Thran Spider enters the battlefield, you and target opponent each create a tapped Powerstone token. {7}: Look at the top four cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.