Will, Artificer of Ages

+3: Add X colorless mana to your mana pool where X is the number of artifacts you control. At the beginning of your next end step untap three lands.
-3: Search your library for up to three artifact cards, put them onto the battlefield and shuffle your library. Exile target nonartifact permanent.
-13: Artifacts you control gain indestructible and have, "tap this artifact, exile target permanent." Take two extra turns after this one.