: Search your library for a Plains or Swamp card and put it onto the battlefield tapped. Shuffle your library, then put Obsidian Flats on top of it.
: Return Obsidian Flats to its owner's hand.
: Search your library for a Plains or Swamp card and put it onto the battlefield tapped. Shuffle your library, then put Obsidian Flats on top of it.: Return Obsidian Flats to its owner's hand.
