Whir of Invention [Aether Revolt Prerelease Promos] Dragons of Tarkir Promos The earth's real treasure is

The earth's real treasure is far deeper

then shuffle their library

It surveys the withering landscape

Set: Arabian Nights Type: Creature — Turtle Rarity: Common Cost: {1}{U} Giant Tortoise gets +0/+3 as long as it's untapped

Whir of Invention [Aether Revolt Prerelease Promos] Dragons of Tarkir Promos The earth's real treasure isSet: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.