{B}{B}, {T}, Sacrifice a black creature: Draw 1 card. If you sacrificed a creature other than Ahrima, the Wicked Warden, you may search your library for a black creature card with Toughness 4 or more and add it to your hand instead. If you do, shuffle your library.

{2}{B}{B}, discard this card: Search your library for an enchantment card named Lair of Darkness, reveal it, put it into your hand, then shuffle your library.