Land {T}: Add {1} to your mana pool.
Uncommon
{2}, {T}, Sacrifice Terminal Moraine: Search your library for a basic land card and put that card onto the battlefield tapped. Then shuffle your library.
Illus. Scott Bailey

10/4/2004: Because the "search" requires you to find a card with certain characteristics, you don't have to find the card if you don't want to.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander