Sarevok's Tome (Extended Art) (CLB-645) - Commander Legends: Battle for Baldur's Gate: (Extended Art)

When this artifact enters, you take the initiative.
: Add . If you have the initiative, add instead.
{3}, : Exile cards from the top of your library until you exile a nonland card. You may cast that card without paying its mana cost. Activate only if you've completed a dungeon.