Arid Mesa

{t}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it
onto the battlefield, then shuffle.

"The sietch at the desert rim was Liet's, was
Kynes's, was Stilgar's, was Muad'Dib's, and,
once more, was Stilgar's. The Naibs one by one sleep in the sand, but the sietch endures."
-from a Fremen song