(Secluded Vents isn't a spell.)

When Secluded Vents enters the battlefield, you lose 2 life unless you reveal an artifact card from your hand.

, : Tap target artifact with converted mana cost X or less.

, Pay 1 life, Sacrifice Secluded Vents: Search your library for a Island or Swamp card and put it onto the battlefield, then shuffle your library.