: Search your library for a Plains or Swamp card and put it onto the battlefield tapped. Shuffle your library, then put Level Catacomb on top of it.
, Sacrifice Level Catacomb: Add to your mana pool.
: Search your library for a Plains or Swamp card and put it onto the battlefield tapped. Shuffle your library, then put Level Catacomb on top of it., Sacrifice Level Catacomb: Add 
to your mana pool.
