(Sapseep Mesa isn't a spell.)

When Sapseep Mesa enters the battlefield, you lose 1 life unless you reveal an Ogre card from your hand.

Sapseep Mesa is indestructible. (Destroy effects and lethal damage don't destroy it.)

, Pay 1 life, Sacrifice Sapseep Mesa: Search your library for a Mountain or Forest card and put it onto the battlefield, then shuffle your library.