(Woodlot Watchtower isn't a spell.) Whenever Woodlot Watchtower becomes tapped, it deals 1 damage to you. Woodlot Watchtower is indestructible. (Destroy effects and lethal damage don't destroy it.) , Pay 1 life, Sacrifice Woodlot Watchtower: Search your library for a Forest or Plains card and put it onto the battlefield, then shuffle your library.